57478725

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:451

約数の個数: 72

約数和(自身を含む): 111421440

約数和(自身を除く): 53942715

約数列:

[1, 3, 5, 9, 15, 23, 25, 29, 45, 69, 75, 87, 115, 145, 207, 225, 261, 345, 383, 435, 575, 667, 725, 1035, 1149, 1305, 1725, 1915, 2001, 2175, 3335, 3447, 5175, 5745, 6003, 6525, 8809, 9575, 10005, 11107, 16675, 17235, 26427, 28725, 30015, 33321, 44045, 50025, 55535, 79281, 86175, 99963, 132135, 150075, 166605, 220225, 255461, 277675, 396405, 499815, 660675, 766383, 833025, 1277305, 1982025, 2299149, 2499075, 3831915, 6386525, 11495745, 19159575, 57478725]

約数ペア:

[(1, 57478725), (3, 19159575), (5, 11495745), (9, 6386525), (15, 3831915), (23, 2499075), (25, 2299149), (29, 1982025), (45, 1277305), (69, 833025), (75, 766383), (87, 660675), (115, 499815), (145, 396405), (207, 277675), (225, 255461), (261, 220225), (345, 166605), (383, 150075), (435, 132135), (575, 99963), (667, 86175), (725, 79281), (1035, 55535), (1149, 50025), (1305, 44045), (1725, 33321), (1915, 30015), (2001, 28725), (2175, 26427), (3335, 17235), (3447, 16675), (5175, 11107), (5745, 10005), (6003, 9575), (6525, 8809)]