161526080

素因数分解:

$2^6\times 5^1\times {\mathrm{653}}^1\times {\mathrm{773}}^1$

素因数の和:1443

約数の個数: 56

約数和(自身を含む): 385721352

約数和(自身を除く): 224195272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 653, 773, 1306, 1546, 2612, 3092, 3265, 3865, 5224, 6184, 6530, 7730, 10448, 12368, 13060, 15460, 20896, 24736, 26120, 30920, 41792, 49472, 52240, 61840, 104480, 123680, 208960, 247360, 504769, 1009538, 2019076, 2523845, 4038152, 5047690, 8076304, 10095380, 16152608, 20190760, 32305216, 40381520, 80763040, 161526080]

約数ペア:

[(1, 161526080), (2, 80763040), (4, 40381520), (5, 32305216), (8, 20190760), (10, 16152608), (16, 10095380), (20, 8076304), (32, 5047690), (40, 4038152), (64, 2523845), (80, 2019076), (160, 1009538), (320, 504769), (653, 247360), (773, 208960), (1306, 123680), (1546, 104480), (2612, 61840), (3092, 52240), (3265, 49472), (3865, 41792), (5224, 30920), (6184, 26120), (6530, 24736), (7730, 20896), (10448, 15460), (12368, 13060)]