50735380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 109105920

約数和(自身を除く): 58370540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 163, 197, 316, 326, 394, 395, 652, 788, 790, 815, 985, 1580, 1630, 1970, 3260, 3940, 12877, 15563, 25754, 31126, 32111, 51508, 62252, 64222, 64385, 77815, 128444, 128770, 155630, 160555, 257540, 311260, 321110, 642220, 2536769, 5073538, 10147076, 12683845, 25367690, 50735380]

約数ペア:

[(1, 50735380), (2, 25367690), (4, 12683845), (5, 10147076), (10, 5073538), (20, 2536769), (79, 642220), (158, 321110), (163, 311260), (197, 257540), (316, 160555), (326, 155630), (394, 128770), (395, 128444), (652, 77815), (788, 64385), (790, 64222), (815, 62252), (985, 51508), (1580, 32111), (1630, 31126), (1970, 25754), (3260, 15563), (3940, 12877)]