320197852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{1021}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 624172192

約数和(自身を除く): 303974340

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 163, 326, 481, 652, 962, 1021, 1924, 2042, 2119, 4084, 4238, 6031, 8476, 12062, 13273, 24124, 26546, 37777, 53092, 75554, 78403, 151108, 156806, 166423, 313612, 332846, 491101, 665692, 982202, 1964404, 2163499, 4326998, 6157651, 8653996, 12315302, 24630604, 80049463, 160098926, 320197852]

約数ペア:

[(1, 320197852), (2, 160098926), (4, 80049463), (13, 24630604), (26, 12315302), (37, 8653996), (52, 6157651), (74, 4326998), (148, 2163499), (163, 1964404), (326, 982202), (481, 665692), (652, 491101), (962, 332846), (1021, 313612), (1924, 166423), (2042, 156806), (2119, 151108), (4084, 78403), (4238, 75554), (6031, 53092), (8476, 37777), (12062, 26546), (13273, 24124)]