25291875

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 80

約数和(自身を含む): 50383872

約数和(自身を除く): 25091997

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 41, 47, 75, 105, 123, 125, 141, 175, 205, 235, 287, 329, 375, 525, 615, 625, 705, 861, 875, 987, 1025, 1175, 1435, 1645, 1875, 1927, 2625, 3075, 3525, 4305, 4375, 4935, 5125, 5781, 5875, 7175, 8225, 9635, 13125, 13489, 15375, 17625, 21525, 24675, 25625, 28905, 29375, 35875, 40467, 41125, 48175, 67445, 76875, 88125, 107625, 123375, 144525, 179375, 202335, 205625, 240875, 337225, 538125, 616875, 722625, 1011675, 1204375, 1686125, 3613125, 5058375, 8430625, 25291875]

約数ペア:

[(1, 25291875), (3, 8430625), (5, 5058375), (7, 3613125), (15, 1686125), (21, 1204375), (25, 1011675), (35, 722625), (41, 616875), (47, 538125), (75, 337225), (105, 240875), (123, 205625), (125, 202335), (141, 179375), (175, 144525), (205, 123375), (235, 107625), (287, 88125), (329, 76875), (375, 67445), (525, 48175), (615, 41125), (625, 40467), (705, 35875), (861, 29375), (875, 28905), (987, 25625), (1025, 24675), (1175, 21525), (1435, 17625), (1645, 15375), (1875, 13489), (1927, 13125), (2625, 9635), (3075, 8225), (3525, 7175), (4305, 5875), (4375, 5781), (4935, 5125)]