13415200

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:470

約数の個数: 72

約数和(自身を含む): 33630660

約数和(自身を除く): 20215460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 160, 164, 200, 205, 328, 400, 409, 410, 656, 800, 818, 820, 1025, 1312, 1636, 1640, 2045, 2050, 3272, 3280, 4090, 4100, 6544, 6560, 8180, 8200, 10225, 13088, 16360, 16400, 16769, 20450, 32720, 32800, 33538, 40900, 65440, 67076, 81800, 83845, 134152, 163600, 167690, 268304, 327200, 335380, 419225, 536608, 670760, 838450, 1341520, 1676900, 2683040, 3353800, 6707600, 13415200]

約数ペア:

[(1, 13415200), (2, 6707600), (4, 3353800), (5, 2683040), (8, 1676900), (10, 1341520), (16, 838450), (20, 670760), (25, 536608), (32, 419225), (40, 335380), (41, 327200), (50, 268304), (80, 167690), (82, 163600), (100, 134152), (160, 83845), (164, 81800), (200, 67076), (205, 65440), (328, 40900), (400, 33538), (409, 32800), (410, 32720), (656, 20450), (800, 16769), (818, 16400), (820, 16360), (1025, 13088), (1312, 10225), (1636, 8200), (1640, 8180), (2045, 6560), (2050, 6544), (3272, 4100), (3280, 4090)]