202142800

素因数分解:

$2^4\times 5^2\times {\mathrm{505357}}^1$

素因数の和:505375

約数の個数: 30

約数和(自身を含む): 485649038

約数和(自身を除く): 283506238

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 505357, 1010714, 2021428, 2526785, 4042856, 5053570, 8085712, 10107140, 12633925, 20214280, 25267850, 40428560, 50535700, 101071400, 202142800]

約数ペア:

[(1, 202142800), (2, 101071400), (4, 50535700), (5, 40428560), (8, 25267850), (10, 20214280), (16, 12633925), (20, 10107140), (25, 8085712), (40, 5053570), (50, 4042856), (80, 2526785), (100, 2021428), (200, 1010714), (400, 505357)]