85910420

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 183859200

約数和(自身を除く): 97948780

約数列:

[1, 2, 4, 5, 10, 20, 127, 149, 227, 254, 298, 454, 508, 596, 635, 745, 908, 1135, 1270, 1490, 2270, 2540, 2980, 4540, 18923, 28829, 33823, 37846, 57658, 67646, 75692, 94615, 115316, 135292, 144145, 169115, 189230, 288290, 338230, 378460, 576580, 676460, 4295521, 8591042, 17182084, 21477605, 42955210, 85910420]

約数ペア:

[(1, 85910420), (2, 42955210), (4, 21477605), (5, 17182084), (10, 8591042), (20, 4295521), (127, 676460), (149, 576580), (227, 378460), (254, 338230), (298, 288290), (454, 189230), (508, 169115), (596, 144145), (635, 135292), (745, 115316), (908, 94615), (1135, 75692), (1270, 67646), (1490, 57658), (2270, 37846), (2540, 33823), (2980, 28829), (4540, 18923)]