56740515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 102961152

約数和(自身を除く): 46220637

約数列:

[1, 3, 5, 13, 15, 39, 41, 47, 65, 123, 141, 151, 195, 205, 235, 453, 533, 611, 615, 705, 755, 1599, 1833, 1927, 1963, 2265, 2665, 3055, 5781, 5889, 6191, 7097, 7995, 9165, 9635, 9815, 18573, 21291, 25051, 28905, 29445, 30955, 35485, 75153, 80483, 92261, 92865, 106455, 125255, 241449, 276783, 290977, 375765, 402415, 461305, 872931, 1207245, 1383915, 1454885, 3782701, 4364655, 11348103, 18913505, 56740515]

約数ペア:

[(1, 56740515), (3, 18913505), (5, 11348103), (13, 4364655), (15, 3782701), (39, 1454885), (41, 1383915), (47, 1207245), (65, 872931), (123, 461305), (141, 402415), (151, 375765), (195, 290977), (205, 276783), (235, 241449), (453, 125255), (533, 106455), (611, 92865), (615, 92261), (705, 80483), (755, 75153), (1599, 35485), (1833, 30955), (1927, 29445), (1963, 28905), (2265, 25051), (2665, 21291), (3055, 18573), (5781, 9815), (5889, 9635), (6191, 9165), (7097, 7995)]