51040120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1597}}^1$

素因数の和:1672

約数の個数: 64

約数和(自身を含む): 124260480

約数和(自身を除く): 73220360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 376, 470, 680, 799, 940, 1597, 1598, 1880, 3194, 3196, 3995, 6388, 6392, 7985, 7990, 12776, 15970, 15980, 27149, 31940, 31960, 54298, 63880, 75059, 108596, 135745, 150118, 217192, 271490, 300236, 375295, 542980, 600472, 750590, 1085960, 1276003, 1501180, 2552006, 3002360, 5104012, 6380015, 10208024, 12760030, 25520060, 51040120]

約数ペア:

[(1, 51040120), (2, 25520060), (4, 12760030), (5, 10208024), (8, 6380015), (10, 5104012), (17, 3002360), (20, 2552006), (34, 1501180), (40, 1276003), (47, 1085960), (68, 750590), (85, 600472), (94, 542980), (136, 375295), (170, 300236), (188, 271490), (235, 217192), (340, 150118), (376, 135745), (470, 108596), (680, 75059), (799, 63880), (940, 54298), (1597, 31960), (1598, 31940), (1880, 27149), (3194, 15980), (3196, 15970), (3995, 12776), (6388, 7990), (6392, 7985)]