70651750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{21739}}^1$

素因数の和:21769

約数の個数: 32

約数和(自身を含む): 142440480

約数和(自身を除く): 71788730

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 21739, 43478, 108695, 217390, 282607, 543475, 565214, 1086950, 1413035, 2717375, 2826070, 5434750, 7065175, 14130350, 35325875, 70651750]

約数ペア:

[(1, 70651750), (2, 35325875), (5, 14130350), (10, 7065175), (13, 5434750), (25, 2826070), (26, 2717375), (50, 1413035), (65, 1086950), (125, 565214), (130, 543475), (250, 282607), (325, 217390), (650, 108695), (1625, 43478), (3250, 21739)]