100116980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{5209}}^1$

素因数の和:5280

約数の個数: 36

約数和(自身を含む): 217288260

約数和(自身を除く): 117171280

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3844, 4805, 5209, 9610, 10418, 19220, 20836, 26045, 52090, 104180, 161479, 322958, 645916, 807395, 1614790, 3229580, 5005849, 10011698, 20023396, 25029245, 50058490, 100116980]

約数ペア:

[(1, 100116980), (2, 50058490), (4, 25029245), (5, 20023396), (10, 10011698), (20, 5005849), (31, 3229580), (62, 1614790), (124, 807395), (155, 645916), (310, 322958), (620, 161479), (961, 104180), (1922, 52090), (3844, 26045), (4805, 20836), (5209, 19220), (9610, 10418)]