73451875

素因数分解:

$5^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:293

約数の個数: 40

約数和(自身を含む): 106565888

約数和(自身を除く): 33114013

約数列:

[1, 5, 7, 25, 35, 103, 125, 163, 175, 515, 625, 721, 815, 875, 1141, 2575, 3605, 4075, 4375, 5705, 12875, 16789, 18025, 20375, 28525, 64375, 83945, 90125, 101875, 117523, 142625, 419725, 450625, 587615, 713125, 2098625, 2938075, 10493125, 14690375, 73451875]

約数ペア:

[(1, 73451875), (5, 14690375), (7, 10493125), (25, 2938075), (35, 2098625), (103, 713125), (125, 587615), (163, 450625), (175, 419725), (515, 142625), (625, 117523), (721, 101875), (815, 90125), (875, 83945), (1141, 64375), (2575, 28525), (3605, 20375), (4075, 18025), (4375, 16789), (5705, 12875)]