201964160

素因数分解:

$2^7\times 5^1\times {\mathrm{315569}}^1$

素因数の和:315588

約数の個数: 32

約数和(自身を含む): 482822100

約数和(自身を除く): 280857940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 315569, 631138, 1262276, 1577845, 2524552, 3155690, 5049104, 6311380, 10098208, 12622760, 20196416, 25245520, 40392832, 50491040, 100982080, 201964160]

約数ペア:

[(1, 201964160), (2, 100982080), (4, 50491040), (5, 40392832), (8, 25245520), (10, 20196416), (16, 12622760), (20, 10098208), (32, 6311380), (40, 5049104), (64, 3155690), (80, 2524552), (128, 1577845), (160, 1262276), (320, 631138), (640, 315569)]