138095750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{42491}}^1$

素因数の和:42521

約数の個数: 32

約数和(自身を含む): 278407584

約数和(自身を除く): 140311834

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 42491, 84982, 212455, 424910, 552383, 1062275, 1104766, 2124550, 2761915, 5311375, 5523830, 10622750, 13809575, 27619150, 69047875, 138095750]

約数ペア:

[(1, 138095750), (2, 69047875), (5, 27619150), (10, 13809575), (13, 10622750), (25, 5523830), (26, 5311375), (50, 2761915), (65, 2124550), (125, 1104766), (130, 1062275), (250, 552383), (325, 424910), (650, 212455), (1625, 84982), (3250, 42491)]