15661871440

素因数分解:

$2^4\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{193261}}^1$

素因数の和:194287

約数の個数: 40

約数和(自身を含む): 36449986248

約数和(自身を除く): 20788114808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1013, 2026, 4052, 5065, 8104, 10130, 16208, 20260, 40520, 81040, 193261, 386522, 773044, 966305, 1546088, 1932610, 3092176, 3865220, 7730440, 15460880, 195773393, 391546786, 783093572, 978866965, 1566187144, 1957733930, 3132374288, 3915467860, 7830935720, 15661871440]

約数ペア:

[(1, 15661871440), (2, 7830935720), (4, 3915467860), (5, 3132374288), (8, 1957733930), (10, 1566187144), (16, 978866965), (20, 783093572), (40, 391546786), (80, 195773393), (1013, 15460880), (2026, 7730440), (4052, 3865220), (5065, 3092176), (8104, 1932610), (10130, 1546088), (16208, 966305), (20260, 773044), (40520, 386522), (81040, 193261)]