2063750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:162

約数の個数: 40

約数和(自身を含む): 4198656

約数和(自身を除く): 2134906

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 127, 130, 250, 254, 325, 625, 635, 650, 1250, 1270, 1625, 1651, 3175, 3250, 3302, 6350, 8125, 8255, 15875, 16250, 16510, 31750, 41275, 79375, 82550, 158750, 206375, 412750, 1031875, 2063750]

約数ペア:

[(1, 2063750), (2, 1031875), (5, 412750), (10, 206375), (13, 158750), (25, 82550), (26, 79375), (50, 41275), (65, 31750), (125, 16510), (127, 16250), (130, 15875), (250, 8255), (254, 8125), (325, 6350), (625, 3302), (635, 3250), (650, 3175), (1250, 1651), (1270, 1625)]