168508730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 342322848

約数和(自身を除く): 173814118

約数列:

[1, 2, 5, 10, 13, 26, 37, 53, 65, 74, 106, 130, 185, 265, 370, 481, 530, 661, 689, 962, 1322, 1378, 1961, 2405, 3305, 3445, 3922, 4810, 6610, 6890, 8593, 9805, 17186, 19610, 24457, 25493, 35033, 42965, 48914, 50986, 70066, 85930, 122285, 127465, 175165, 244570, 254930, 317941, 350330, 455429, 635882, 910858, 1296221, 1589705, 2277145, 2592442, 3179410, 4554290, 6481105, 12962210, 16850873, 33701746, 84254365, 168508730]

約数ペア:

[(1, 168508730), (2, 84254365), (5, 33701746), (10, 16850873), (13, 12962210), (26, 6481105), (37, 4554290), (53, 3179410), (65, 2592442), (74, 2277145), (106, 1589705), (130, 1296221), (185, 910858), (265, 635882), (370, 455429), (481, 350330), (530, 317941), (661, 254930), (689, 244570), (962, 175165), (1322, 127465), (1378, 122285), (1961, 85930), (2405, 70066), (3305, 50986), (3445, 48914), (3922, 42965), (4810, 35033), (6610, 25493), (6890, 24457), (8593, 19610), (9805, 17186)]