123452810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{4297}}^1$

素因数の和:4347

約数の個数: 48

約数和(自身を含む): 254837016

約数和(自身を除く): 131384206

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 221, 338, 442, 845, 1105, 1690, 2210, 2873, 4297, 5746, 8594, 14365, 21485, 28730, 42970, 55861, 73049, 111722, 146098, 279305, 365245, 558610, 726193, 730490, 949637, 1452386, 1899274, 3630965, 4748185, 7261930, 9496370, 12345281, 24690562, 61726405, 123452810]

約数ペア:

[(1, 123452810), (2, 61726405), (5, 24690562), (10, 12345281), (13, 9496370), (17, 7261930), (26, 4748185), (34, 3630965), (65, 1899274), (85, 1452386), (130, 949637), (169, 730490), (170, 726193), (221, 558610), (338, 365245), (442, 279305), (845, 146098), (1105, 111722), (1690, 73049), (2210, 55861), (2873, 42970), (4297, 28730), (5746, 21485), (8594, 14365)]