420738225

素因数分解:

$3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{829}}^1$

素因数の和:1010

約数の個数: 48

約数和(自身を含む): 713853120

約数和(自身を除く): 293114895

約数列:

[1, 3, 5, 15, 25, 67, 75, 101, 201, 303, 335, 505, 829, 1005, 1515, 1675, 2487, 2525, 4145, 5025, 6767, 7575, 12435, 20301, 20725, 33835, 55543, 62175, 83729, 101505, 166629, 169175, 251187, 277715, 418645, 507525, 833145, 1255935, 1388575, 2093225, 4165725, 5609843, 6279675, 16829529, 28049215, 84147645, 140246075, 420738225]

約数ペア:

[(1, 420738225), (3, 140246075), (5, 84147645), (15, 28049215), (25, 16829529), (67, 6279675), (75, 5609843), (101, 4165725), (201, 2093225), (303, 1388575), (335, 1255935), (505, 833145), (829, 507525), (1005, 418645), (1515, 277715), (1675, 251187), (2487, 169175), (2525, 166629), (4145, 101505), (5025, 83729), (6767, 62175), (7575, 55543), (12435, 33835), (20301, 20725)]