82050980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{4721}}^1$

素因数の和:4820

約数の個数: 48

約数和(自身を含む): 190391040

約数和(自身を除く): 108340060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 4721, 8690, 9442, 17380, 18884, 23605, 47210, 51931, 94420, 103862, 207724, 259655, 372959, 519310, 745918, 1038620, 1491836, 1864795, 3729590, 4102549, 7459180, 8205098, 16410196, 20512745, 41025490, 82050980]

約数ペア:

[(1, 82050980), (2, 41025490), (4, 20512745), (5, 16410196), (10, 8205098), (11, 7459180), (20, 4102549), (22, 3729590), (44, 1864795), (55, 1491836), (79, 1038620), (110, 745918), (158, 519310), (220, 372959), (316, 259655), (395, 207724), (790, 103862), (869, 94420), (1580, 51931), (1738, 47210), (3476, 23605), (4345, 18884), (4721, 17380), (8690, 9442)]