1250636800

素因数分解:

$2^{10}\times 5^2\times 7^2\times {\mathrm{997}}^1$

素因数の和:1041

約数の個数: 198

約数和(自身を含む): 3609814902

約数和(自身を除く): 2359178102

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 256, 280, 320, 350, 392, 400, 448, 490, 512, 560, 640, 700, 784, 800, 896, 980, 997, 1024, 1120, 1225, 1280, 1400, 1568, 1600, 1792, 1960, 1994, 2240, 2450, 2560, 2800, 3136, 3200, 3584, 3920, 3988, 4480, 4900, 4985, 5120, 5600, 6272, 6400, 6979, 7168, 7840, 7976, 8960, 9800, 9970, 11200, 12544, 12800, 13958, 15680, 15952, 17920, 19600, 19940, 22400, 24925, 25088, 25600, 27916, 31360, 31904, 34895, 35840, 39200, 39880, 44800, 48853, 49850, 50176, 55832, 62720, 63808, 69790, 78400, 79760, 89600, 97706, 99700, 111664, 125440, 127616, 139580, 156800, 159520, 174475, 179200, 195412, 199400, 223328, 244265, 250880, 255232, 279160, 313600, 319040, 348950, 390824, 398800, 446656, 488530, 510464, 558320, 627200, 638080, 697900, 781648, 797600, 893312, 977060, 1020928, 1116640, 1221325, 1254400, 1276160, 1395800, 1563296, 1595200, 1786624, 1954120, 2233280, 2442650, 2552320, 2791600, 3126592, 3190400, 3573248, 3908240, 4466560, 4885300, 5104640, 5583200, 6253184, 6380800, 7146496, 7816480, 8933120, 9770600, 11166400, 12506368, 12761600, 15632960, 17866240, 19541200, 22332800, 25012736, 25523200, 31265920, 35732480, 39082400, 44665600, 50025472, 62531840, 78164800, 89331200, 125063680, 156329600, 178662400, 250127360, 312659200, 625318400, 1250636800]

約数ペア:

[(1, 1250636800), (2, 625318400), (4, 312659200), (5, 250127360), (7, 178662400), (8, 156329600), (10, 125063680), (14, 89331200), (16, 78164800), (20, 62531840), (25, 50025472), (28, 44665600), (32, 39082400), (35, 35732480), (40, 31265920), (49, 25523200), (50, 25012736), (56, 22332800), (64, 19541200), (70, 17866240), (80, 15632960), (98, 12761600), (100, 12506368), (112, 11166400), (128, 9770600), (140, 8933120), (160, 7816480), (175, 7146496), (196, 6380800), (200, 6253184), (224, 5583200), (245, 5104640), (256, 4885300), (280, 4466560), (320, 3908240), (350, 3573248), (392, 3190400), (400, 3126592), (448, 2791600), (490, 2552320), (512, 2442650), (560, 2233280), (640, 1954120), (700, 1786624), (784, 1595200), (800, 1563296), (896, 1395800), (980, 1276160), (997, 1254400), (1024, 1221325), (1120, 1116640), (1225, 1020928), (1280, 977060), (1400, 893312), (1568, 797600), (1600, 781648), (1792, 697900), (1960, 638080), (1994, 627200), (2240, 558320), (2450, 510464), (2560, 488530), (2800, 446656), (3136, 398800), (3200, 390824), (3584, 348950), (3920, 319040), (3988, 313600), (4480, 279160), (4900, 255232), (4985, 250880), (5120, 244265), (5600, 223328), (6272, 199400), (6400, 195412), (6979, 179200), (7168, 174475), (7840, 159520), (7976, 156800), (8960, 139580), (9800, 127616), (9970, 125440), (11200, 111664), (12544, 99700), (12800, 97706), (13958, 89600), (15680, 79760), (15952, 78400), (17920, 69790), (19600, 63808), (19940, 62720), (22400, 55832), (24925, 50176), (25088, 49850), (25600, 48853), (27916, 44800), (31360, 39880), (31904, 39200), (34895, 35840)]