71166875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:513

約数の個数: 40

約数和(自身を含む): 101030160

約数和(自身を除く): 29863285

約数列:

[1, 5, 13, 19, 25, 65, 95, 125, 247, 325, 461, 475, 625, 1235, 1625, 2305, 2375, 5993, 6175, 8125, 8759, 11525, 11875, 29965, 30875, 43795, 57625, 113867, 149825, 154375, 218975, 288125, 569335, 749125, 1094875, 2846675, 3745625, 5474375, 14233375, 71166875]

約数ペア:

[(1, 71166875), (5, 14233375), (13, 5474375), (19, 3745625), (25, 2846675), (65, 1094875), (95, 749125), (125, 569335), (247, 288125), (325, 218975), (461, 154375), (475, 149825), (625, 113867), (1235, 57625), (1625, 43795), (2305, 30875), (2375, 29965), (5993, 11875), (6175, 11525), (8125, 8759)]