305491875

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 558421248

約数和(自身を除く): 252929373

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 83, 125, 151, 195, 249, 325, 375, 415, 453, 625, 755, 975, 1079, 1245, 1625, 1875, 1963, 2075, 2265, 3237, 3775, 4875, 5395, 5889, 6225, 8125, 9815, 10375, 11325, 12533, 16185, 18875, 24375, 26975, 29445, 31125, 37599, 49075, 51875, 56625, 62665, 80925, 94375, 134875, 147225, 155625, 162929, 187995, 245375, 283125, 313325, 404625, 488787, 674375, 736125, 814645, 939975, 1226875, 1566625, 2023125, 2443935, 3680625, 4073225, 4699875, 7833125, 12219675, 20366125, 23499375, 61098375, 101830625, 305491875]

約数ペア:

[(1, 305491875), (3, 101830625), (5, 61098375), (13, 23499375), (15, 20366125), (25, 12219675), (39, 7833125), (65, 4699875), (75, 4073225), (83, 3680625), (125, 2443935), (151, 2023125), (195, 1566625), (249, 1226875), (325, 939975), (375, 814645), (415, 736125), (453, 674375), (625, 488787), (755, 404625), (975, 313325), (1079, 283125), (1245, 245375), (1625, 187995), (1875, 162929), (1963, 155625), (2075, 147225), (2265, 134875), (3237, 94375), (3775, 80925), (4875, 62665), (5395, 56625), (5889, 51875), (6225, 49075), (8125, 37599), (9815, 31125), (10375, 29445), (11325, 26975), (12533, 24375), (16185, 18875)]