66340625

素因数分解:

$5^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 94493952

約数和(自身を除く): 28153327

約数列:

[1, 5, 13, 23, 25, 65, 71, 115, 125, 299, 325, 355, 575, 625, 923, 1495, 1625, 1633, 1775, 2875, 3125, 4615, 7475, 8125, 8165, 8875, 14375, 21229, 23075, 37375, 40625, 40825, 44375, 71875, 106145, 115375, 186875, 204125, 221875, 530725, 576875, 934375, 1020625, 2653625, 2884375, 5103125, 13268125, 66340625]

約数ペア:

[(1, 66340625), (5, 13268125), (13, 5103125), (23, 2884375), (25, 2653625), (65, 1020625), (71, 934375), (115, 576875), (125, 530725), (299, 221875), (325, 204125), (355, 186875), (575, 115375), (625, 106145), (923, 71875), (1495, 44375), (1625, 40825), (1633, 40625), (1775, 37375), (2875, 23075), (3125, 21229), (4615, 14375), (7475, 8875), (8125, 8165)]