64332640

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{10867}}^1$

素因数の和:10919

約数の個数: 48

約数和(自身を含む): 156107952

約数和(自身を除く): 91775312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 10867, 21734, 43468, 54335, 86936, 108670, 173872, 217340, 347744, 402079, 434680, 804158, 869360, 1608316, 1738720, 2010395, 3216632, 4020790, 6433264, 8041580, 12866528, 16083160, 32166320, 64332640]

約数ペア:

[(1, 64332640), (2, 32166320), (4, 16083160), (5, 12866528), (8, 8041580), (10, 6433264), (16, 4020790), (20, 3216632), (32, 2010395), (37, 1738720), (40, 1608316), (74, 869360), (80, 804158), (148, 434680), (160, 402079), (185, 347744), (296, 217340), (370, 173872), (592, 108670), (740, 86936), (1184, 54335), (1480, 43468), (2960, 21734), (5920, 10867)]