128410208

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1663}}^1$

素因数の和:1819

約数の個数: 48

約数和(自身を含む): 268369920

約数和(自身を除く): 139959712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 127, 152, 254, 304, 508, 608, 1016, 1663, 2032, 2413, 3326, 4064, 4826, 6652, 9652, 13304, 19304, 26608, 31597, 38608, 53216, 63194, 77216, 126388, 211201, 252776, 422402, 505552, 844804, 1011104, 1689608, 3379216, 4012819, 6758432, 8025638, 16051276, 32102552, 64205104, 128410208]

約数ペア:

[(1, 128410208), (2, 64205104), (4, 32102552), (8, 16051276), (16, 8025638), (19, 6758432), (32, 4012819), (38, 3379216), (76, 1689608), (127, 1011104), (152, 844804), (254, 505552), (304, 422402), (508, 252776), (608, 211201), (1016, 126388), (1663, 77216), (2032, 63194), (2413, 53216), (3326, 38608), (4064, 31597), (4826, 26608), (6652, 19304), (9652, 13304)]