82311875

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 40

約数和(自身を含む): 111564288

約数和(自身を除く): 29252413

約数列:

[1, 5, 17, 25, 61, 85, 125, 127, 305, 425, 625, 635, 1037, 1525, 2125, 2159, 3175, 5185, 7625, 7747, 10625, 10795, 15875, 25925, 38125, 38735, 53975, 79375, 129625, 131699, 193675, 269875, 648125, 658495, 968375, 1349375, 3292475, 4841875, 16462375, 82311875]

約数ペア:

[(1, 82311875), (5, 16462375), (17, 4841875), (25, 3292475), (61, 1349375), (85, 968375), (125, 658495), (127, 648125), (305, 269875), (425, 193675), (625, 131699), (635, 129625), (1037, 79375), (1525, 53975), (2125, 38735), (2159, 38125), (3175, 25925), (5185, 15875), (7625, 10795), (7747, 10625)]