16421600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1579}}^1$

素因数の和:1612

約数の個数: 72

約数和(自身を含む): 43200360

約数和(自身を除く): 26778760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 1579, 2080, 2600, 3158, 5200, 6316, 7895, 10400, 12632, 15790, 20527, 25264, 31580, 39475, 41054, 50528, 63160, 78950, 82108, 102635, 126320, 157900, 164216, 205270, 252640, 315800, 328432, 410540, 513175, 631600, 656864, 821080, 1026350, 1263200, 1642160, 2052700, 3284320, 4105400, 8210800, 16421600]

約数ペア:

[(1, 16421600), (2, 8210800), (4, 4105400), (5, 3284320), (8, 2052700), (10, 1642160), (13, 1263200), (16, 1026350), (20, 821080), (25, 656864), (26, 631600), (32, 513175), (40, 410540), (50, 328432), (52, 315800), (65, 252640), (80, 205270), (100, 164216), (104, 157900), (130, 126320), (160, 102635), (200, 82108), (208, 78950), (260, 63160), (325, 50528), (400, 41054), (416, 39475), (520, 31580), (650, 25264), (800, 20527), (1040, 15790), (1300, 12632), (1579, 10400), (2080, 7895), (2600, 6316), (3158, 5200)]