25079810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 55123200

約数和(自身を除く): 30043390

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 109, 133, 173, 190, 218, 266, 346, 545, 665, 763, 865, 1090, 1211, 1330, 1526, 1730, 2071, 2422, 3287, 3815, 4142, 6055, 6574, 7630, 10355, 12110, 14497, 16435, 18857, 20710, 23009, 28994, 32870, 37714, 46018, 72485, 94285, 115045, 131999, 144970, 188570, 230090, 263998, 358283, 659995, 716566, 1319990, 1791415, 2507981, 3582830, 5015962, 12539905, 25079810]

約数ペア:

[(1, 25079810), (2, 12539905), (5, 5015962), (7, 3582830), (10, 2507981), (14, 1791415), (19, 1319990), (35, 716566), (38, 659995), (70, 358283), (95, 263998), (109, 230090), (133, 188570), (173, 144970), (190, 131999), (218, 115045), (266, 94285), (346, 72485), (545, 46018), (665, 37714), (763, 32870), (865, 28994), (1090, 23009), (1211, 20710), (1330, 18857), (1526, 16435), (1730, 14497), (2071, 12110), (2422, 10355), (3287, 7630), (3815, 6574), (4142, 6055)]