68562980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 147498624

約数和(自身を除く): 78935644

約数列:

[1, 2, 4, 5, 10, 20, 83, 103, 166, 206, 332, 401, 412, 415, 515, 802, 830, 1030, 1604, 1660, 2005, 2060, 4010, 8020, 8549, 17098, 33283, 34196, 41303, 42745, 66566, 82606, 85490, 133132, 165212, 166415, 170980, 206515, 332830, 413030, 665660, 826060, 3428149, 6856298, 13712596, 17140745, 34281490, 68562980]

約数ペア:

[(1, 68562980), (2, 34281490), (4, 17140745), (5, 13712596), (10, 6856298), (20, 3428149), (83, 826060), (103, 665660), (166, 413030), (206, 332830), (332, 206515), (401, 170980), (412, 166415), (415, 165212), (515, 133132), (802, 85490), (830, 82606), (1030, 66566), (1604, 42745), (1660, 41303), (2005, 34196), (2060, 33283), (4010, 17098), (8020, 8549)]