4833125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 40

約数和(自身を含む): 7122720

約数和(自身を除く): 2289595

約数列:

[1, 5, 11, 19, 25, 37, 55, 95, 125, 185, 209, 275, 407, 475, 625, 703, 925, 1045, 1375, 2035, 2375, 3515, 4625, 5225, 6875, 7733, 10175, 11875, 17575, 23125, 26125, 38665, 50875, 87875, 130625, 193325, 254375, 439375, 966625, 4833125]

約数ペア:

[(1, 4833125), (5, 966625), (11, 439375), (19, 254375), (25, 193325), (37, 130625), (55, 87875), (95, 50875), (125, 38665), (185, 26125), (209, 23125), (275, 17575), (407, 11875), (475, 10175), (625, 7733), (703, 6875), (925, 5225), (1045, 4625), (1375, 3515), (2035, 2375)]