208878875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2377}}^1$

素因数の和:2448

約数の個数: 32

約数和(自身を含む): 281935680

約数和(自身を除く): 73056805

約数列:

[1, 5, 19, 25, 37, 95, 125, 185, 475, 703, 925, 2375, 2377, 3515, 4625, 11885, 17575, 45163, 59425, 87875, 87949, 225815, 297125, 439745, 1129075, 1671031, 2198725, 5645375, 8355155, 10993625, 41775775, 208878875]

約数ペア:

[(1, 208878875), (5, 41775775), (19, 10993625), (25, 8355155), (37, 5645375), (95, 2198725), (125, 1671031), (185, 1129075), (475, 439745), (703, 297125), (925, 225815), (2375, 87949), (2377, 87875), (3515, 59425), (4625, 45163), (11885, 17575)]