90088280

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^2\times {\mathrm{647}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 206511120

約数和(自身を除く): 116422840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 647, 1180, 1294, 2360, 2588, 3235, 3481, 5176, 6470, 6962, 12940, 13924, 17405, 25880, 27848, 34810, 38173, 69620, 76346, 139240, 152692, 190865, 305384, 381730, 763460, 1526920, 2252207, 4504414, 9008828, 11261035, 18017656, 22522070, 45044140, 90088280]

約数ペア:

[(1, 90088280), (2, 45044140), (4, 22522070), (5, 18017656), (8, 11261035), (10, 9008828), (20, 4504414), (40, 2252207), (59, 1526920), (118, 763460), (236, 381730), (295, 305384), (472, 190865), (590, 152692), (647, 139240), (1180, 76346), (1294, 69620), (2360, 38173), (2588, 34810), (3235, 27848), (3481, 25880), (5176, 17405), (6470, 13924), (6962, 12940)]