49890360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31981}}^1$

素因数の和:32008

約数の個数: 64

約数和(自身を含む): 161189280

約数和(自身を除く): 111298920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 31981, 63962, 95943, 127924, 159905, 191886, 255848, 319810, 383772, 415753, 479715, 639620, 767544, 831506, 959430, 1247259, 1279240, 1663012, 1918860, 2078765, 2494518, 3326024, 3837720, 4157530, 4989036, 6236295, 8315060, 9978072, 12472590, 16630120, 24945180, 49890360]

約数ペア:

[(1, 49890360), (2, 24945180), (3, 16630120), (4, 12472590), (5, 9978072), (6, 8315060), (8, 6236295), (10, 4989036), (12, 4157530), (13, 3837720), (15, 3326024), (20, 2494518), (24, 2078765), (26, 1918860), (30, 1663012), (39, 1279240), (40, 1247259), (52, 959430), (60, 831506), (65, 767544), (78, 639620), (104, 479715), (120, 415753), (130, 383772), (156, 319810), (195, 255848), (260, 191886), (312, 159905), (390, 127924), (520, 95943), (780, 63962), (1560, 31981)]