64222725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{821}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 122313600

約数和(自身を除く): 58090875

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 149, 175, 447, 525, 745, 821, 1043, 2235, 2463, 3129, 3725, 4105, 5215, 5747, 11175, 12315, 15645, 17241, 20525, 26075, 28735, 61575, 78225, 86205, 122329, 143675, 366987, 431025, 611645, 856303, 1834935, 2568909, 3058225, 4281515, 9174675, 12844545, 21407575, 64222725]

約数ペア:

[(1, 64222725), (3, 21407575), (5, 12844545), (7, 9174675), (15, 4281515), (21, 3058225), (25, 2568909), (35, 1834935), (75, 856303), (105, 611645), (149, 431025), (175, 366987), (447, 143675), (525, 122329), (745, 86205), (821, 78225), (1043, 61575), (2235, 28735), (2463, 26075), (3129, 20525), (3725, 17241), (4105, 15645), (5215, 12315), (5747, 11175)]