401150

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:196

約数の個数: 24

約数和(自身を含む): 763344

約数和(自身を除く): 362194

約数列:

[1, 2, 5, 10, 25, 50, 71, 113, 142, 226, 355, 565, 710, 1130, 1775, 2825, 3550, 5650, 8023, 16046, 40115, 80230, 200575, 401150]

約数ペア:

[(1, 401150), (2, 200575), (5, 80230), (10, 40115), (25, 16046), (50, 8023), (71, 5650), (113, 3550), (142, 2825), (226, 1775), (355, 1130), (565, 710)]