42821725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5303}}^1$

素因数の和:5349

約数の個数: 24

約数和(自身を含む): 59192640

約数和(自身を除く): 16370915

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 5303, 8075, 26515, 90151, 100757, 132575, 450755, 503785, 1712869, 2253775, 2518925, 8564345, 42821725]

約数ペア:

[(1, 42821725), (5, 8564345), (17, 2518925), (19, 2253775), (25, 1712869), (85, 503785), (95, 450755), (323, 132575), (425, 100757), (475, 90151), (1615, 26515), (5303, 8075)]