54815225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1277}}^1$

素因数の和:1405

約数の個数: 24

約数和(自身を含む): 72738648

約数和(自身を除く): 17923423

約数列:

[1, 5, 17, 25, 85, 101, 425, 505, 1277, 1717, 2525, 6385, 8585, 21709, 31925, 42925, 108545, 128977, 542725, 644885, 2192609, 3224425, 10963045, 54815225]

約数ペア:

[(1, 54815225), (5, 10963045), (17, 3224425), (25, 2192609), (85, 644885), (101, 542725), (425, 128977), (505, 108545), (1277, 42925), (1717, 31925), (2525, 21709), (6385, 8585)]