115605040

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20353}}^1$

素因数の和:20437

約数の個数: 40

約数和(自身を含む): 272580768

約数和(自身を除く): 156975728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 20353, 40706, 81412, 101765, 162824, 203530, 325648, 407060, 814120, 1445063, 1628240, 2890126, 5780252, 7225315, 11560504, 14450630, 23121008, 28901260, 57802520, 115605040]

約数ペア:

[(1, 115605040), (2, 57802520), (4, 28901260), (5, 23121008), (8, 14450630), (10, 11560504), (16, 7225315), (20, 5780252), (40, 2890126), (71, 1628240), (80, 1445063), (142, 814120), (284, 407060), (355, 325648), (568, 203530), (710, 162824), (1136, 101765), (1420, 81412), (2840, 40706), (5680, 20353)]