2021880975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{5099}}^1$

素因数の和:5440

約数の個数: 48

約数和(自身を含む): 3551558400

約数和(自身を除く): 1529677425

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 311, 425, 933, 1275, 1555, 4665, 5099, 5287, 7775, 15297, 15861, 23325, 25495, 26435, 76485, 79305, 86683, 127475, 132175, 260049, 382425, 396525, 433415, 1300245, 1585789, 2167075, 4757367, 6501225, 7928945, 23786835, 26958413, 39644725, 80875239, 118934175, 134792065, 404376195, 673960325, 2021880975]

約数ペア:

[(1, 2021880975), (3, 673960325), (5, 404376195), (15, 134792065), (17, 118934175), (25, 80875239), (51, 39644725), (75, 26958413), (85, 23786835), (255, 7928945), (311, 6501225), (425, 4757367), (933, 2167075), (1275, 1585789), (1555, 1300245), (4665, 433415), (5099, 396525), (5287, 382425), (7775, 260049), (15297, 132175), (15861, 127475), (23325, 86683), (25495, 79305), (26435, 76485)]