128512804

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1567}}^1$

素因数の和:1708

約数の個数: 48

約数和(自身を含む): 268692480

約数和(自身を除く): 140179676

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 101, 116, 202, 203, 404, 406, 707, 812, 1414, 1567, 2828, 2929, 3134, 5858, 6268, 10969, 11716, 20503, 21938, 41006, 43876, 45443, 82012, 90886, 158267, 181772, 316534, 318101, 633068, 636202, 1107869, 1272404, 2215738, 4431476, 4589743, 9179486, 18358972, 32128201, 64256402, 128512804]

約数ペア:

[(1, 128512804), (2, 64256402), (4, 32128201), (7, 18358972), (14, 9179486), (28, 4589743), (29, 4431476), (58, 2215738), (101, 1272404), (116, 1107869), (202, 636202), (203, 633068), (404, 318101), (406, 316534), (707, 181772), (812, 158267), (1414, 90886), (1567, 82012), (2828, 45443), (2929, 43876), (3134, 41006), (5858, 21938), (6268, 20503), (10969, 11716)]