61508715560

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{367}}^1\times {\mathrm{21937}}^1$

素因数の和:22506

約数の個数: 64

約数和(自身を含む): 139504619520

約数和(自身を除く): 77995903960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 367, 382, 734, 764, 955, 1468, 1528, 1835, 1910, 2936, 3670, 3820, 7340, 7640, 14680, 21937, 43874, 70097, 87748, 109685, 140194, 175496, 219370, 280388, 350485, 438740, 560776, 700970, 877480, 1401940, 2803880, 4189967, 8050879, 8379934, 16101758, 16759868, 20949835, 32203516, 33519736, 40254395, 41899670, 64407032, 80508790, 83799340, 161017580, 167598680, 322035160, 1537717889, 3075435778, 6150871556, 7688589445, 12301743112, 15377178890, 30754357780, 61508715560]

約数ペア:

[(1, 61508715560), (2, 30754357780), (4, 15377178890), (5, 12301743112), (8, 7688589445), (10, 6150871556), (20, 3075435778), (40, 1537717889), (191, 322035160), (367, 167598680), (382, 161017580), (734, 83799340), (764, 80508790), (955, 64407032), (1468, 41899670), (1528, 40254395), (1835, 33519736), (1910, 32203516), (2936, 20949835), (3670, 16759868), (3820, 16101758), (7340, 8379934), (7640, 8050879), (14680, 4189967), (21937, 2803880), (43874, 1401940), (70097, 877480), (87748, 700970), (109685, 560776), (140194, 438740), (175496, 350485), (219370, 280388)]