248972425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{1523}}^1$

素因数の和:2049

約数の個数: 24

約数和(自身を含む): 333353664

約数和(自身を除く): 84381239

約数列:

[1, 5, 13, 25, 65, 325, 503, 1523, 2515, 6539, 7615, 12575, 19799, 32695, 38075, 98995, 163475, 494975, 766069, 3830345, 9958897, 19151725, 49794485, 248972425]

約数ペア:

[(1, 248972425), (5, 49794485), (13, 19151725), (25, 9958897), (65, 3830345), (325, 766069), (503, 494975), (1523, 163475), (2515, 98995), (6539, 38075), (7615, 32695), (12575, 19799)]