852198725

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{421}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 1243313280

約数和(自身を除く): 391114555

約数列:

[1, 5, 7, 25, 35, 43, 175, 215, 269, 301, 421, 1075, 1345, 1505, 1883, 2105, 2947, 6725, 7525, 9415, 10525, 11567, 14735, 18103, 47075, 57835, 73675, 80969, 90515, 113249, 126721, 289175, 404845, 452575, 566245, 633605, 792743, 2024225, 2831225, 3168025, 3963715, 4869707, 19818575, 24348535, 34087949, 121742675, 170439745, 852198725]

約数ペア:

[(1, 852198725), (5, 170439745), (7, 121742675), (25, 34087949), (35, 24348535), (43, 19818575), (175, 4869707), (215, 3963715), (269, 3168025), (301, 2831225), (421, 2024225), (1075, 792743), (1345, 633605), (1505, 566245), (1883, 452575), (2105, 404845), (2947, 289175), (6725, 126721), (7525, 113249), (9415, 90515), (10525, 80969), (11567, 73675), (14735, 57835), (18103, 47075)]