27720961725

素因数分解:

$3^1\times 5^2\times {\mathrm{541}}^1\times {\mathrm{547}}^1\times {\mathrm{1249}}^1$

素因数の和:2350

約数の個数: 48

約数和(自身を含む): 46037480000

約数和(自身を除く): 18316518275

約数列:

[1, 3, 5, 15, 25, 75, 541, 547, 1249, 1623, 1641, 2705, 2735, 3747, 6245, 8115, 8205, 13525, 13675, 18735, 31225, 40575, 41025, 93675, 295927, 675709, 683203, 887781, 1479635, 2027127, 2049609, 3378545, 3416015, 4438905, 7398175, 10135635, 10248045, 16892725, 17080075, 22194525, 50678175, 51240225, 369612823, 1108838469, 1848064115, 5544192345, 9240320575, 27720961725]

約数ペア:

[(1, 27720961725), (3, 9240320575), (5, 5544192345), (15, 1848064115), (25, 1108838469), (75, 369612823), (541, 51240225), (547, 50678175), (1249, 22194525), (1623, 17080075), (1641, 16892725), (2705, 10248045), (2735, 10135635), (3747, 7398175), (6245, 4438905), (8115, 3416015), (8205, 3378545), (13525, 2049609), (13675, 2027127), (18735, 1479635), (31225, 887781), (40575, 683203), (41025, 675709), (93675, 295927)]