54758925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 107265704

約数和(自身を除く): 52506779

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 97, 117, 193, 195, 225, 291, 325, 485, 579, 585, 873, 965, 975, 1261, 1455, 1737, 2425, 2509, 2895, 2925, 3783, 4365, 4825, 6305, 7275, 7527, 8685, 11349, 12545, 14475, 18721, 18915, 21825, 22581, 31525, 37635, 43425, 56163, 56745, 62725, 93605, 94575, 112905, 168489, 188175, 243373, 280815, 283725, 468025, 564525, 730119, 842445, 1216865, 1404075, 2190357, 3650595, 4212225, 6084325, 10951785, 18252975, 54758925]

約数ペア:

[(1, 54758925), (3, 18252975), (5, 10951785), (9, 6084325), (13, 4212225), (15, 3650595), (25, 2190357), (39, 1404075), (45, 1216865), (65, 842445), (75, 730119), (97, 564525), (117, 468025), (193, 283725), (195, 280815), (225, 243373), (291, 188175), (325, 168489), (485, 112905), (579, 94575), (585, 93605), (873, 62725), (965, 56745), (975, 56163), (1261, 43425), (1455, 37635), (1737, 31525), (2425, 22581), (2509, 21825), (2895, 18915), (2925, 18721), (3783, 14475), (4365, 12545), (4825, 11349), (6305, 8685), (7275, 7527)]