528047525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 714954240

約数和(自身を除く): 186906715

約数列:

[1, 5, 19, 25, 43, 95, 103, 215, 251, 475, 515, 817, 1075, 1255, 1957, 2575, 4085, 4429, 4769, 6275, 9785, 10793, 20425, 22145, 23845, 25853, 48925, 53965, 84151, 110725, 119225, 129265, 205067, 269825, 420755, 491207, 646325, 1025335, 1111679, 2103775, 2456035, 5126675, 5558395, 12280175, 21121901, 27791975, 105609505, 528047525]

約数ペア:

[(1, 528047525), (5, 105609505), (19, 27791975), (25, 21121901), (43, 12280175), (95, 5558395), (103, 5126675), (215, 2456035), (251, 2103775), (475, 1111679), (515, 1025335), (817, 646325), (1075, 491207), (1255, 420755), (1957, 269825), (2575, 205067), (4085, 129265), (4429, 119225), (4769, 110725), (6275, 84151), (9785, 53965), (10793, 48925), (20425, 25853), (22145, 23845)]