161487425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 229003200

約数和(自身を除く): 67515775

約数列:

[1, 5, 11, 25, 37, 55, 59, 185, 269, 275, 295, 407, 649, 925, 1345, 1475, 2035, 2183, 2959, 3245, 6725, 9953, 10175, 10915, 14795, 15871, 16225, 24013, 49765, 54575, 73975, 79355, 109483, 120065, 174581, 248825, 396775, 547415, 587227, 600325, 872905, 2737075, 2936135, 4364525, 6459497, 14680675, 32297485, 161487425]

約数ペア:

[(1, 161487425), (5, 32297485), (11, 14680675), (25, 6459497), (37, 4364525), (55, 2936135), (59, 2737075), (185, 872905), (269, 600325), (275, 587227), (295, 547415), (407, 396775), (649, 248825), (925, 174581), (1345, 120065), (1475, 109483), (2035, 79355), (2183, 73975), (2959, 54575), (3245, 49765), (6725, 24013), (9953, 16225), (10175, 15871), (10915, 14795)]