61521625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:570

約数の個数: 32

約数和(自身を含む): 84779136

約数和(自身を除く): 23257511

約数列:

[1, 5, 11, 25, 55, 101, 125, 275, 443, 505, 1111, 1375, 2215, 2525, 4873, 5555, 11075, 12625, 24365, 27775, 44743, 55375, 121825, 138875, 223715, 492173, 609125, 1118575, 2460865, 5592875, 12304325, 61521625]

約数ペア:

[(1, 61521625), (5, 12304325), (11, 5592875), (25, 2460865), (55, 1118575), (101, 609125), (125, 492173), (275, 223715), (443, 138875), (505, 121825), (1111, 55375), (1375, 44743), (2215, 27775), (2525, 24365), (4873, 12625), (5555, 11075)]