12869069960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1\times {\mathrm{9749}}^1$

素因数の和:10362

約数の個数: 64

約数和(自身を含む): 29487510000

約数和(自身を除く): 16618440040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 541, 610, 1082, 1220, 2164, 2440, 2705, 4328, 5410, 9749, 10820, 19498, 21640, 33001, 38996, 48745, 66002, 77992, 97490, 132004, 165005, 194980, 264008, 330010, 389960, 594689, 660020, 1189378, 1320040, 2378756, 2973445, 4757512, 5274209, 5946890, 10548418, 11893780, 21096836, 23787560, 26371045, 42193672, 52742090, 105484180, 210968360, 321726749, 643453498, 1286906996, 1608633745, 2573813992, 3217267490, 6434534980, 12869069960]

約数ペア:

[(1, 12869069960), (2, 6434534980), (4, 3217267490), (5, 2573813992), (8, 1608633745), (10, 1286906996), (20, 643453498), (40, 321726749), (61, 210968360), (122, 105484180), (244, 52742090), (305, 42193672), (488, 26371045), (541, 23787560), (610, 21096836), (1082, 11893780), (1220, 10548418), (2164, 5946890), (2440, 5274209), (2705, 4757512), (4328, 2973445), (5410, 2378756), (9749, 1320040), (10820, 1189378), (19498, 660020), (21640, 594689), (33001, 389960), (38996, 330010), (48745, 264008), (66002, 194980), (77992, 165005), (97490, 132004)]