31861760

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{127}}^1$

素因数の和:166

約数の個数: 132

約数和(自身を含む): 89609472

約数和(自身を除く): 57747712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 127, 128, 140, 160, 196, 224, 245, 254, 256, 280, 320, 392, 448, 490, 508, 512, 560, 635, 640, 784, 889, 896, 980, 1016, 1024, 1120, 1270, 1280, 1568, 1778, 1792, 1960, 2032, 2240, 2540, 2560, 3136, 3556, 3584, 3920, 4064, 4445, 4480, 5080, 5120, 6223, 6272, 7112, 7168, 7840, 8128, 8890, 8960, 10160, 12446, 12544, 14224, 15680, 16256, 17780, 17920, 20320, 24892, 25088, 28448, 31115, 31360, 32512, 35560, 35840, 40640, 49784, 50176, 56896, 62230, 62720, 65024, 71120, 81280, 99568, 113792, 124460, 125440, 130048, 142240, 162560, 199136, 227584, 248920, 250880, 284480, 325120, 398272, 455168, 497840, 568960, 650240, 796544, 910336, 995680, 1137920, 1593088, 1991360, 2275840, 3186176, 3982720, 4551680, 6372352, 7965440, 15930880, 31861760]

約数ペア:

[(1, 31861760), (2, 15930880), (4, 7965440), (5, 6372352), (7, 4551680), (8, 3982720), (10, 3186176), (14, 2275840), (16, 1991360), (20, 1593088), (28, 1137920), (32, 995680), (35, 910336), (40, 796544), (49, 650240), (56, 568960), (64, 497840), (70, 455168), (80, 398272), (98, 325120), (112, 284480), (127, 250880), (128, 248920), (140, 227584), (160, 199136), (196, 162560), (224, 142240), (245, 130048), (254, 125440), (256, 124460), (280, 113792), (320, 99568), (392, 81280), (448, 71120), (490, 65024), (508, 62720), (512, 62230), (560, 56896), (635, 50176), (640, 49784), (784, 40640), (889, 35840), (896, 35560), (980, 32512), (1016, 31360), (1024, 31115), (1120, 28448), (1270, 25088), (1280, 24892), (1568, 20320), (1778, 17920), (1792, 17780), (1960, 16256), (2032, 15680), (2240, 14224), (2540, 12544), (2560, 12446), (3136, 10160), (3556, 8960), (3584, 8890), (3920, 8128), (4064, 7840), (4445, 7168), (4480, 7112), (5080, 6272), (5120, 6223)]