25923125

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 40

約数和(自身を含む): 35613600

約数和(自身を除く): 9690475

約数列:

[1, 5, 19, 25, 37, 59, 95, 125, 185, 295, 475, 625, 703, 925, 1121, 1475, 2183, 2375, 3515, 4625, 5605, 7375, 10915, 11875, 17575, 23125, 28025, 36875, 41477, 54575, 87875, 140125, 207385, 272875, 439375, 700625, 1036925, 1364375, 5184625, 25923125]

約数ペア:

[(1, 25923125), (5, 5184625), (19, 1364375), (25, 1036925), (37, 700625), (59, 439375), (95, 272875), (125, 207385), (185, 140125), (295, 87875), (475, 54575), (625, 41477), (703, 36875), (925, 28025), (1121, 23125), (1475, 17575), (2183, 11875), (2375, 10915), (3515, 7375), (4625, 5605)]