86220625

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:187

約数の個数: 40

約数和(自身を含む): 114713280

約数和(自身を除く): 28492655

約数列:

[1, 5, 25, 29, 67, 71, 125, 145, 335, 355, 625, 725, 1675, 1775, 1943, 2059, 3625, 4757, 8375, 8875, 9715, 10295, 18125, 23785, 41875, 44375, 48575, 51475, 118925, 137953, 242875, 257375, 594625, 689765, 1214375, 1286875, 2973125, 3448825, 17244125, 86220625]

約数ペア:

[(1, 86220625), (5, 17244125), (25, 3448825), (29, 2973125), (67, 1286875), (71, 1214375), (125, 689765), (145, 594625), (335, 257375), (355, 242875), (625, 137953), (725, 118925), (1675, 51475), (1775, 48575), (1943, 44375), (2059, 41875), (3625, 23785), (4757, 18125), (8375, 10295), (8875, 9715)]