51927720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33287}}^1$

素因数の和:33314

約数の個数: 64

約数和(自身を含む): 167771520

約数和(自身を除く): 115843800

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, 33287, 66574, 99861, 133148, 166435, 199722, 266296, 332870, 399444, 432731, 499305, 665740, 798888, 865462, 998610, 1298193, 1331480, 1730924, 1997220, 2163655, 2596386, 3461848, 3994440, 4327310, 5192772, 6490965, 8654620, 10385544, 12981930, 17309240, 25963860, 51927720]

約数ペア:

[(1, 51927720), (2, 25963860), (3, 17309240), (4, 12981930), (5, 10385544), (6, 8654620), (8, 6490965), (10, 5192772), (12, 4327310), (13, 3994440), (15, 3461848), (20, 2596386), (24, 2163655), (26, 1997220), (30, 1730924), (39, 1331480), (40, 1298193), (52, 998610), (60, 865462), (65, 798888), (78, 665740), (104, 499305), (120, 432731), (130, 399444), (156, 332870), (195, 266296), (260, 199722), (312, 166435), (390, 133148), (520, 99861), (780, 66574), (1560, 33287)]