20199562175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{359263}}^1$

素因数の和:359459

約数の個数: 24

約数和(自身を含む): 27130180224

約数和(自身を除く): 6930618049

約数列:

[1, 5, 13, 25, 65, 173, 325, 865, 2249, 4325, 11245, 56225, 359263, 1796315, 4670419, 8981575, 23352095, 62152499, 116760475, 310762495, 807982487, 1553812475, 4039912435, 20199562175]

約数ペア:

[(1, 20199562175), (5, 4039912435), (13, 1553812475), (25, 807982487), (65, 310762495), (173, 116760475), (325, 62152499), (865, 23352095), (2249, 8981575), (4325, 4670419), (11245, 1796315), (56225, 359263)]