202142475

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 379812992

約数和(自身を除く): 177670517

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 73, 75, 93, 155, 219, 225, 279, 365, 397, 465, 657, 775, 1095, 1191, 1395, 1825, 1985, 2263, 2325, 3285, 3573, 5475, 5955, 6789, 6975, 9925, 11315, 12307, 16425, 17865, 20367, 28981, 29775, 33945, 36921, 56575, 61535, 86943, 89325, 101835, 110763, 144905, 169725, 184605, 260829, 307675, 434715, 509175, 553815, 724525, 898411, 923025, 1304145, 2173575, 2695233, 2769075, 4492055, 6520725, 8085699, 13476165, 22460275, 40428495, 67380825, 202142475]

約数ペア:

[(1, 202142475), (3, 67380825), (5, 40428495), (9, 22460275), (15, 13476165), (25, 8085699), (31, 6520725), (45, 4492055), (73, 2769075), (75, 2695233), (93, 2173575), (155, 1304145), (219, 923025), (225, 898411), (279, 724525), (365, 553815), (397, 509175), (465, 434715), (657, 307675), (775, 260829), (1095, 184605), (1191, 169725), (1395, 144905), (1825, 110763), (1985, 101835), (2263, 89325), (2325, 86943), (3285, 61535), (3573, 56575), (5475, 36921), (5955, 33945), (6789, 29775), (6975, 28981), (9925, 20367), (11315, 17865), (12307, 16425)]