25158225

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 44193600

約数和(自身を除く): 19035375

約数列:

[1, 3, 5, 15, 25, 29, 43, 75, 87, 129, 145, 215, 269, 435, 645, 725, 807, 1075, 1247, 1345, 2175, 3225, 3741, 4035, 6235, 6725, 7801, 11567, 18705, 20175, 23403, 31175, 34701, 39005, 57835, 93525, 117015, 173505, 195025, 289175, 335443, 585075, 867525, 1006329, 1677215, 5031645, 8386075, 25158225]

約数ペア:

[(1, 25158225), (3, 8386075), (5, 5031645), (15, 1677215), (25, 1006329), (29, 867525), (43, 585075), (75, 335443), (87, 289175), (129, 195025), (145, 173505), (215, 117015), (269, 93525), (435, 57835), (645, 39005), (725, 34701), (807, 31175), (1075, 23403), (1247, 20175), (1345, 18705), (2175, 11567), (3225, 7801), (3741, 6725), (4035, 6235)]