172250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:83

約数の個数: 32

約数和(自身を含む): 353808

約数和(自身を除く): 181558

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 125, 130, 250, 265, 325, 530, 650, 689, 1325, 1378, 1625, 2650, 3250, 3445, 6625, 6890, 13250, 17225, 34450, 86125, 172250]

約数ペア:

[(1, 172250), (2, 86125), (5, 34450), (10, 17225), (13, 13250), (25, 6890), (26, 6625), (50, 3445), (53, 3250), (65, 2650), (106, 1625), (125, 1378), (130, 1325), (250, 689), (265, 650), (325, 530)]