51342125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{653}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 69784416

約数和(自身を除く): 18442291

約数列:

[1, 5, 17, 25, 37, 85, 125, 185, 425, 629, 653, 925, 2125, 3145, 3265, 4625, 11101, 15725, 16325, 24161, 55505, 78625, 81625, 120805, 277525, 410737, 604025, 1387625, 2053685, 3020125, 10268425, 51342125]

約数ペア:

[(1, 51342125), (5, 10268425), (17, 3020125), (25, 2053685), (37, 1387625), (85, 604025), (125, 410737), (185, 277525), (425, 120805), (629, 81625), (653, 78625), (925, 55505), (2125, 24161), (3145, 16325), (3265, 15725), (4625, 11101)]