56191120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:632

約数の個数: 80

約数和(自身を含む): 140348160

約数和(自身を除く): 84157040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 79, 80, 85, 136, 158, 170, 272, 316, 340, 395, 523, 632, 680, 790, 1046, 1264, 1343, 1360, 1580, 2092, 2615, 2686, 3160, 4184, 5230, 5372, 6320, 6715, 8368, 8891, 10460, 10744, 13430, 17782, 20920, 21488, 26860, 35564, 41317, 41840, 44455, 53720, 71128, 82634, 88910, 107440, 142256, 165268, 177820, 206585, 330536, 355640, 413170, 661072, 702389, 711280, 826340, 1404778, 1652680, 2809556, 3305360, 3511945, 5619112, 7023890, 11238224, 14047780, 28095560, 56191120]

約数ペア:

[(1, 56191120), (2, 28095560), (4, 14047780), (5, 11238224), (8, 7023890), (10, 5619112), (16, 3511945), (17, 3305360), (20, 2809556), (34, 1652680), (40, 1404778), (68, 826340), (79, 711280), (80, 702389), (85, 661072), (136, 413170), (158, 355640), (170, 330536), (272, 206585), (316, 177820), (340, 165268), (395, 142256), (523, 107440), (632, 88910), (680, 82634), (790, 71128), (1046, 53720), (1264, 44455), (1343, 41840), (1360, 41317), (1580, 35564), (2092, 26860), (2615, 21488), (2686, 20920), (3160, 17782), (4184, 13430), (5230, 10744), (5372, 10460), (6320, 8891), (6715, 8368)]