70671250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{4349}}^1$

素因数の和:4384

約数の個数: 40

約数和(自身を含む): 142688700

約数和(自身を除く): 72017450

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 4349, 8125, 8698, 16250, 21745, 43490, 56537, 108725, 113074, 217450, 282685, 543625, 565370, 1087250, 1413425, 2718125, 2826850, 5436250, 7067125, 14134250, 35335625, 70671250]

約数ペア:

[(1, 70671250), (2, 35335625), (5, 14134250), (10, 7067125), (13, 5436250), (25, 2826850), (26, 2718125), (50, 1413425), (65, 1087250), (125, 565370), (130, 543625), (250, 282685), (325, 217450), (625, 113074), (650, 108725), (1250, 56537), (1625, 43490), (3250, 21745), (4349, 16250), (8125, 8698)]