20941659650

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{1613}}^1\times {\mathrm{3557}}^1$

素因数の和:5255

約数の個数: 48

約数和(自身を含む): 39520655784

約数和(自身を除く): 18578996134

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 730, 1613, 1825, 3226, 3557, 3650, 7114, 8065, 16130, 17785, 35570, 40325, 80650, 88925, 117749, 177850, 235498, 259661, 519322, 588745, 1177490, 1298305, 2596610, 2943725, 5737441, 5887450, 6491525, 11474882, 12983050, 28687205, 57374410, 143436025, 286872050, 418833193, 837666386, 2094165965, 4188331930, 10470829825, 20941659650]

約数ペア:

[(1, 20941659650), (2, 10470829825), (5, 4188331930), (10, 2094165965), (25, 837666386), (50, 418833193), (73, 286872050), (146, 143436025), (365, 57374410), (730, 28687205), (1613, 12983050), (1825, 11474882), (3226, 6491525), (3557, 5887450), (3650, 5737441), (7114, 2943725), (8065, 2596610), (16130, 1298305), (17785, 1177490), (35570, 588745), (40325, 519322), (80650, 259661), (88925, 235498), (117749, 177850)]