542508875

素因数分解:

$5^3\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 692362944

約数和(自身を除く): 149854069

約数列:

[1, 5, 25, 97, 101, 125, 443, 485, 505, 2215, 2425, 2525, 9797, 11075, 12125, 12625, 42971, 44743, 48985, 55375, 214855, 223715, 244925, 1074275, 1118575, 1224625, 4340071, 5371375, 5592875, 21700355, 108501775, 542508875]

約数ペア:

[(1, 542508875), (5, 108501775), (25, 21700355), (97, 5592875), (101, 5371375), (125, 4340071), (443, 1224625), (485, 1118575), (505, 1074275), (2215, 244925), (2425, 223715), (2525, 214855), (9797, 55375), (11075, 48985), (12125, 44743), (12625, 42971)]