126571250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{7789}}^1$

素因数の和:7824

約数の個数: 40

約数和(自身を含む): 255527580

約数和(自身を除く): 128956330

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 7789, 8125, 15578, 16250, 38945, 77890, 101257, 194725, 202514, 389450, 506285, 973625, 1012570, 1947250, 2531425, 4868125, 5062850, 9736250, 12657125, 25314250, 63285625, 126571250]

約数ペア:

[(1, 126571250), (2, 63285625), (5, 25314250), (10, 12657125), (13, 9736250), (25, 5062850), (26, 4868125), (50, 2531425), (65, 1947250), (125, 1012570), (130, 973625), (250, 506285), (325, 389450), (625, 202514), (650, 194725), (1250, 101257), (1625, 77890), (3250, 38945), (7789, 16250), (8125, 15578)]