45105880

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{8231}}^1$

素因数の和:8379

約数の個数: 32

約数和(自身を含む): 102241440

約数和(自身を除く): 57135560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 8231, 16462, 32924, 41155, 65848, 82310, 164620, 329240, 1127647, 2255294, 4510588, 5638235, 9021176, 11276470, 22552940, 45105880]

約数ペア:

[(1, 45105880), (2, 22552940), (4, 11276470), (5, 9021176), (8, 5638235), (10, 4510588), (20, 2255294), (40, 1127647), (137, 329240), (274, 164620), (548, 82310), (685, 65848), (1096, 41155), (1370, 32924), (2740, 16462), (5480, 8231)]