2877875

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:69

約数の個数: 64

約数和(自身を含む): 5031936

約数和(自身を除く): 2154061

約数列:

[1, 5, 7, 11, 13, 23, 25, 35, 55, 65, 77, 91, 115, 125, 143, 161, 175, 253, 275, 299, 325, 385, 455, 575, 715, 805, 875, 1001, 1265, 1375, 1495, 1625, 1771, 1925, 2093, 2275, 2875, 3289, 3575, 4025, 5005, 6325, 7475, 8855, 9625, 10465, 11375, 16445, 17875, 20125, 23023, 25025, 31625, 37375, 44275, 52325, 82225, 115115, 125125, 221375, 261625, 411125, 575575, 2877875]

約数ペア:

[(1, 2877875), (5, 575575), (7, 411125), (11, 261625), (13, 221375), (23, 125125), (25, 115115), (35, 82225), (55, 52325), (65, 44275), (77, 37375), (91, 31625), (115, 25025), (125, 23023), (143, 20125), (161, 17875), (175, 16445), (253, 11375), (275, 10465), (299, 9625), (325, 8855), (385, 7475), (455, 6325), (575, 5005), (715, 4025), (805, 3575), (875, 3289), (1001, 2875), (1265, 2275), (1375, 2093), (1495, 1925), (1625, 1771)]