64273825

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 100457856

約数和(自身を除く): 36184031

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 173, 175, 193, 275, 385, 865, 965, 1211, 1351, 1903, 1925, 2123, 4325, 4825, 6055, 6755, 9515, 10615, 13321, 14861, 30275, 33389, 33775, 47575, 53075, 66605, 74305, 166945, 233723, 333025, 367279, 371525, 834725, 1168615, 1836395, 2570953, 5843075, 9181975, 12854765, 64273825]

約数ペア:

[(1, 64273825), (5, 12854765), (7, 9181975), (11, 5843075), (25, 2570953), (35, 1836395), (55, 1168615), (77, 834725), (173, 371525), (175, 367279), (193, 333025), (275, 233723), (385, 166945), (865, 74305), (965, 66605), (1211, 53075), (1351, 47575), (1903, 33775), (1925, 33389), (2123, 30275), (4325, 14861), (4825, 13321), (6055, 10615), (6755, 9515)]