55660020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71359}}^1$

素因数の和:71384

約数の個数: 48

約数和(自身を含む): 167838720

約数和(自身を除く): 112178700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 71359, 142718, 214077, 285436, 356795, 428154, 713590, 856308, 927667, 1070385, 1427180, 1855334, 2140770, 2783001, 3710668, 4281540, 4638335, 5566002, 9276670, 11132004, 13915005, 18553340, 27830010, 55660020]

約数ペア:

[(1, 55660020), (2, 27830010), (3, 18553340), (4, 13915005), (5, 11132004), (6, 9276670), (10, 5566002), (12, 4638335), (13, 4281540), (15, 3710668), (20, 2783001), (26, 2140770), (30, 1855334), (39, 1427180), (52, 1070385), (60, 927667), (65, 856308), (78, 713590), (130, 428154), (156, 356795), (195, 285436), (260, 214077), (390, 142718), (780, 71359)]