71270425

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 36

約数和(自身を含む): 95669100

約数和(自身を除く): 24398675

約数列:

[1, 5, 19, 25, 53, 95, 149, 265, 361, 475, 745, 1007, 1325, 1805, 2831, 3725, 5035, 7897, 9025, 14155, 19133, 25175, 39485, 53789, 70775, 95665, 150043, 197425, 268945, 478325, 750215, 1344725, 2850817, 3751075, 14254085, 71270425]

約数ペア:

[(1, 71270425), (5, 14254085), (19, 3751075), (25, 2850817), (53, 1344725), (95, 750215), (149, 478325), (265, 268945), (361, 197425), (475, 150043), (745, 95665), (1007, 70775), (1325, 53789), (1805, 39485), (2831, 25175), (3725, 19133), (5035, 14155), (7897, 9025)]