52671320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:732

約数の個数: 64

約数和(自身を含む): 128520000

約数和(自身を除く): 75848680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 199, 260, 398, 509, 520, 796, 995, 1018, 1592, 1990, 2036, 2545, 2587, 3980, 4072, 5090, 5174, 6617, 7960, 10180, 10348, 12935, 13234, 20360, 20696, 25870, 26468, 33085, 51740, 52936, 66170, 101291, 103480, 132340, 202582, 264680, 405164, 506455, 810328, 1012910, 1316783, 2025820, 2633566, 4051640, 5267132, 6583915, 10534264, 13167830, 26335660, 52671320]

約数ペア:

[(1, 52671320), (2, 26335660), (4, 13167830), (5, 10534264), (8, 6583915), (10, 5267132), (13, 4051640), (20, 2633566), (26, 2025820), (40, 1316783), (52, 1012910), (65, 810328), (104, 506455), (130, 405164), (199, 264680), (260, 202582), (398, 132340), (509, 103480), (520, 101291), (796, 66170), (995, 52936), (1018, 51740), (1592, 33085), (1990, 26468), (2036, 25870), (2545, 20696), (2587, 20360), (3980, 13234), (4072, 12935), (5090, 10348), (5174, 10180), (6617, 7960)]