87758210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2161}}^1$

素因数の和:2330

約数の個数: 32

約数和(自身を含む): 164381184

約数和(自身を除く): 76622974

約数列:

[1, 2, 5, 10, 31, 62, 131, 155, 262, 310, 655, 1310, 2161, 4061, 4322, 8122, 10805, 20305, 21610, 40610, 66991, 133982, 283091, 334955, 566182, 669910, 1415455, 2830910, 8775821, 17551642, 43879105, 87758210]

約数ペア:

[(1, 87758210), (2, 43879105), (5, 17551642), (10, 8775821), (31, 2830910), (62, 1415455), (131, 669910), (155, 566182), (262, 334955), (310, 283091), (655, 133982), (1310, 66991), (2161, 40610), (4061, 21610), (4322, 20305), (8122, 10805)]