90685725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{331}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 162531264

約数和(自身を除く): 71845539

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 281, 325, 331, 843, 975, 993, 1405, 1655, 3653, 4215, 4303, 4965, 7025, 8275, 10959, 12909, 18265, 21075, 21515, 24825, 54795, 64545, 91325, 93011, 107575, 273975, 279033, 322725, 465055, 1209143, 1395165, 2325275, 3627429, 6045715, 6975825, 18137145, 30228575, 90685725]

約数ペア:

[(1, 90685725), (3, 30228575), (5, 18137145), (13, 6975825), (15, 6045715), (25, 3627429), (39, 2325275), (65, 1395165), (75, 1209143), (195, 465055), (281, 322725), (325, 279033), (331, 273975), (843, 107575), (975, 93011), (993, 91325), (1405, 64545), (1655, 54795), (3653, 24825), (4215, 21515), (4303, 21075), (4965, 18265), (7025, 12909), (8275, 10959)]