13137280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1579}}^1$

素因数の和:1611

約数の個数: 64

約数和(自身を含む): 33843600

約数和(自身を除く): 20706320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1579, 1664, 2080, 3158, 4160, 6316, 7895, 8320, 12632, 15790, 20527, 25264, 31580, 41054, 50528, 63160, 82108, 101056, 102635, 126320, 164216, 202112, 205270, 252640, 328432, 410540, 505280, 656864, 821080, 1010560, 1313728, 1642160, 2627456, 3284320, 6568640, 13137280]

約数ペア:

[(1, 13137280), (2, 6568640), (4, 3284320), (5, 2627456), (8, 1642160), (10, 1313728), (13, 1010560), (16, 821080), (20, 656864), (26, 505280), (32, 410540), (40, 328432), (52, 252640), (64, 205270), (65, 202112), (80, 164216), (104, 126320), (128, 102635), (130, 101056), (160, 82108), (208, 63160), (260, 50528), (320, 41054), (416, 31580), (520, 25264), (640, 20527), (832, 15790), (1040, 12632), (1579, 8320), (1664, 7895), (2080, 6316), (3158, 4160)]