68843380

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{773}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 149146704

約数和(自身を除く): 80303324

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 292, 305, 365, 610, 730, 773, 1220, 1460, 1546, 3092, 3865, 4453, 7730, 8906, 15460, 17812, 22265, 44530, 47153, 56429, 89060, 94306, 112858, 188612, 225716, 235765, 282145, 471530, 564290, 943060, 1128580, 3442169, 6884338, 13768676, 17210845, 34421690, 68843380]

約数ペア:

[(1, 68843380), (2, 34421690), (4, 17210845), (5, 13768676), (10, 6884338), (20, 3442169), (61, 1128580), (73, 943060), (122, 564290), (146, 471530), (244, 282145), (292, 235765), (305, 225716), (365, 188612), (610, 112858), (730, 94306), (773, 89060), (1220, 56429), (1460, 47153), (1546, 44530), (3092, 22265), (3865, 17812), (4453, 15460), (7730, 8906)]