528068125

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{631}}^1$

素因数の和:767

約数の個数: 40

約数和(自身を含む): 718669952

約数和(自身を除く): 190601827

約数列:

[1, 5, 13, 25, 65, 103, 125, 325, 515, 625, 631, 1339, 1625, 2575, 3155, 6695, 8125, 8203, 12875, 15775, 33475, 41015, 64375, 64993, 78875, 167375, 205075, 324965, 394375, 836875, 844909, 1025375, 1624825, 4224545, 5126875, 8124125, 21122725, 40620625, 105613625, 528068125]

約数ペア:

[(1, 528068125), (5, 105613625), (13, 40620625), (25, 21122725), (65, 8124125), (103, 5126875), (125, 4224545), (325, 1624825), (515, 1025375), (625, 844909), (631, 836875), (1339, 394375), (1625, 324965), (2575, 205075), (3155, 167375), (6695, 78875), (8125, 64993), (8203, 64375), (12875, 41015), (15775, 33475)]