65157720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{542981}}^1$

素因数の和:542995

約数の個数: 32

約数和(自身を含む): 195473520

約数和(自身を除く): 130315800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 542981, 1085962, 1628943, 2171924, 2714905, 3257886, 4343848, 5429810, 6515772, 8144715, 10859620, 13031544, 16289430, 21719240, 32578860, 65157720]

約数ペア:

[(1, 65157720), (2, 32578860), (3, 21719240), (4, 16289430), (5, 13031544), (6, 10859620), (8, 8144715), (10, 6515772), (12, 5429810), (15, 4343848), (20, 3257886), (24, 2714905), (30, 2171924), (40, 1628943), (60, 1085962), (120, 542981)]