77739590

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{1289}}^1$

素因数の和:1496

約数の個数: 32

約数和(自身を含む): 144707040

約数和(自身を除く): 66967450

約数列:

[1, 2, 5, 10, 37, 74, 163, 185, 326, 370, 815, 1289, 1630, 2578, 6031, 6445, 12062, 12890, 30155, 47693, 60310, 95386, 210107, 238465, 420214, 476930, 1050535, 2101070, 7773959, 15547918, 38869795, 77739590]

約数ペア:

[(1, 77739590), (2, 38869795), (5, 15547918), (10, 7773959), (37, 2101070), (74, 1050535), (163, 476930), (185, 420214), (326, 238465), (370, 210107), (815, 95386), (1289, 60310), (1630, 47693), (2578, 30155), (6031, 12890), (6445, 12062)]