81127250

素因数分解:

$2^1\times 5^3\times {\mathrm{191}}^1\times {\mathrm{1699}}^1$

素因数の和:1907

約数の個数: 32

約数和(自身を含む): 152755200

約数和(自身を除く): 71627950

約数列:

[1, 2, 5, 10, 25, 50, 125, 191, 250, 382, 955, 1699, 1910, 3398, 4775, 8495, 9550, 16990, 23875, 42475, 47750, 84950, 212375, 324509, 424750, 649018, 1622545, 3245090, 8112725, 16225450, 40563625, 81127250]

約数ペア:

[(1, 81127250), (2, 40563625), (5, 16225450), (10, 8112725), (25, 3245090), (50, 1622545), (125, 649018), (191, 424750), (250, 324509), (382, 212375), (955, 84950), (1699, 47750), (1910, 42475), (3398, 23875), (4775, 16990), (8495, 9550)]