79704800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:401

約数の個数: 144

約数和(自身を含む): 228235392

約数和(自身を除く): 148530592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 43, 50, 56, 70, 80, 86, 100, 112, 140, 160, 172, 175, 200, 215, 224, 280, 301, 331, 344, 350, 400, 430, 560, 602, 662, 688, 700, 800, 860, 1075, 1120, 1204, 1324, 1376, 1400, 1505, 1655, 1720, 2150, 2317, 2408, 2648, 2800, 3010, 3310, 3440, 4300, 4634, 4816, 5296, 5600, 6020, 6620, 6880, 7525, 8275, 8600, 9268, 9632, 10592, 11585, 12040, 13240, 14233, 15050, 16550, 17200, 18536, 23170, 24080, 26480, 28466, 30100, 33100, 34400, 37072, 46340, 48160, 52960, 56932, 57925, 60200, 66200, 71165, 74144, 92680, 99631, 113864, 115850, 120400, 132400, 142330, 185360, 199262, 227728, 231700, 240800, 264800, 284660, 355825, 370720, 398524, 455456, 463400, 498155, 569320, 711650, 797048, 926800, 996310, 1138640, 1423300, 1594096, 1853600, 1992620, 2277280, 2490775, 2846600, 3188192, 3985240, 4981550, 5693200, 7970480, 9963100, 11386400, 15940960, 19926200, 39852400, 79704800]

約数ペア:

[(1, 79704800), (2, 39852400), (4, 19926200), (5, 15940960), (7, 11386400), (8, 9963100), (10, 7970480), (14, 5693200), (16, 4981550), (20, 3985240), (25, 3188192), (28, 2846600), (32, 2490775), (35, 2277280), (40, 1992620), (43, 1853600), (50, 1594096), (56, 1423300), (70, 1138640), (80, 996310), (86, 926800), (100, 797048), (112, 711650), (140, 569320), (160, 498155), (172, 463400), (175, 455456), (200, 398524), (215, 370720), (224, 355825), (280, 284660), (301, 264800), (331, 240800), (344, 231700), (350, 227728), (400, 199262), (430, 185360), (560, 142330), (602, 132400), (662, 120400), (688, 115850), (700, 113864), (800, 99631), (860, 92680), (1075, 74144), (1120, 71165), (1204, 66200), (1324, 60200), (1376, 57925), (1400, 56932), (1505, 52960), (1655, 48160), (1720, 46340), (2150, 37072), (2317, 34400), (2408, 33100), (2648, 30100), (2800, 28466), (3010, 26480), (3310, 24080), (3440, 23170), (4300, 18536), (4634, 17200), (4816, 16550), (5296, 15050), (5600, 14233), (6020, 13240), (6620, 12040), (6880, 11585), (7525, 10592), (8275, 9632), (8600, 9268)]