100408540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{13907}}^1$

素因数の和:13954

約数の個数: 36

約数和(自身を含む): 222555816

約数和(自身を除く): 122147276

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 13907, 27814, 55628, 69535, 139070, 264233, 278140, 528466, 1056932, 1321165, 2642330, 5020427, 5284660, 10040854, 20081708, 25102135, 50204270, 100408540]

約数ペア:

[(1, 100408540), (2, 50204270), (4, 25102135), (5, 20081708), (10, 10040854), (19, 5284660), (20, 5020427), (38, 2642330), (76, 1321165), (95, 1056932), (190, 528466), (361, 278140), (380, 264233), (722, 139070), (1444, 69535), (1805, 55628), (3610, 27814), (7220, 13907)]