103628793040

素因数分解:

$2^4\times 5^1\times {\mathrm{4051}}^1\times {\mathrm{319763}}^1$

素因数の和:323827

約数の個数: 40

約数和(自身を含む): 240997173408

約数和(自身を除く): 137368380368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4051, 8102, 16204, 20255, 32408, 40510, 64816, 81020, 162040, 319763, 324080, 639526, 1279052, 1598815, 2558104, 3197630, 5116208, 6395260, 12790520, 25581040, 1295359913, 2590719826, 5181439652, 6476799565, 10362879304, 12953599130, 20725758608, 25907198260, 51814396520, 103628793040]

約数ペア:

[(1, 103628793040), (2, 51814396520), (4, 25907198260), (5, 20725758608), (8, 12953599130), (10, 10362879304), (16, 6476799565), (20, 5181439652), (40, 2590719826), (80, 1295359913), (4051, 25581040), (8102, 12790520), (16204, 6395260), (20255, 5116208), (32408, 3197630), (40510, 2558104), (64816, 1598815), (81020, 1279052), (162040, 639526), (319763, 324080)]