1645561010

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{24749}}^1$

素因数の和:24926

約数の個数: 32

約数和(自身を含む): 3038310000

約数和(自身を除く): 1392748990

約数列:

[1, 2, 5, 10, 61, 109, 122, 218, 305, 545, 610, 1090, 6649, 13298, 24749, 33245, 49498, 66490, 123745, 247490, 1509689, 2697641, 3019378, 5395282, 7548445, 13488205, 15096890, 26976410, 164556101, 329112202, 822780505, 1645561010]

約数ペア:

[(1, 1645561010), (2, 822780505), (5, 329112202), (10, 164556101), (61, 26976410), (109, 15096890), (122, 13488205), (218, 7548445), (305, 5395282), (545, 3019378), (610, 2697641), (1090, 1509689), (6649, 247490), (13298, 123745), (24749, 66490), (33245, 49498)]