71323330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{547}}^1$

素因数の和:643

約数の個数: 64

約数和(自身を含む): 149143680

約数和(自身を除く): 77820350

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 59, 65, 85, 118, 130, 170, 221, 295, 442, 547, 590, 767, 1003, 1094, 1105, 1534, 2006, 2210, 2735, 3835, 5015, 5470, 7111, 7670, 9299, 10030, 13039, 14222, 18598, 26078, 32273, 35555, 46495, 64546, 65195, 71110, 92990, 120887, 130390, 161365, 241774, 322730, 419549, 548641, 604435, 839098, 1097282, 1208870, 2097745, 2743205, 4195490, 5486410, 7132333, 14264666, 35661665, 71323330]

約数ペア:

[(1, 71323330), (2, 35661665), (5, 14264666), (10, 7132333), (13, 5486410), (17, 4195490), (26, 2743205), (34, 2097745), (59, 1208870), (65, 1097282), (85, 839098), (118, 604435), (130, 548641), (170, 419549), (221, 322730), (295, 241774), (442, 161365), (547, 130390), (590, 120887), (767, 92990), (1003, 71110), (1094, 65195), (1105, 64546), (1534, 46495), (2006, 35555), (2210, 32273), (2735, 26078), (3835, 18598), (5015, 14222), (5470, 13039), (7111, 10030), (7670, 9299)]