52805740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{919}}^1$

素因数の和:971

約数の個数: 72

約数和(自身を含む): 127280160

約数和(自身を除く): 74474420

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 221, 260, 338, 340, 442, 676, 845, 884, 919, 1105, 1690, 1838, 2210, 2873, 3380, 3676, 4420, 4595, 5746, 9190, 11492, 11947, 14365, 15623, 18380, 23894, 28730, 31246, 47788, 57460, 59735, 62492, 78115, 119470, 155311, 156230, 203099, 238940, 310622, 312460, 406198, 621244, 776555, 812396, 1015495, 1553110, 2030990, 2640287, 3106220, 4061980, 5280574, 10561148, 13201435, 26402870, 52805740]

約数ペア:

[(1, 52805740), (2, 26402870), (4, 13201435), (5, 10561148), (10, 5280574), (13, 4061980), (17, 3106220), (20, 2640287), (26, 2030990), (34, 1553110), (52, 1015495), (65, 812396), (68, 776555), (85, 621244), (130, 406198), (169, 312460), (170, 310622), (221, 238940), (260, 203099), (338, 156230), (340, 155311), (442, 119470), (676, 78115), (845, 62492), (884, 59735), (919, 57460), (1105, 47788), (1690, 31246), (1838, 28730), (2210, 23894), (2873, 18380), (3380, 15623), (3676, 14365), (4420, 11947), (4595, 11492), (5746, 9190)]