71348980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{115079}}^1$

素因数の和:115119

約数の個数: 24

約数和(自身を含む): 154667520

約数和(自身を除く): 83318540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 115079, 230158, 460316, 575395, 1150790, 2301580, 3567449, 7134898, 14269796, 17837245, 35674490, 71348980]

約数ペア:

[(1, 71348980), (2, 35674490), (4, 17837245), (5, 14269796), (10, 7134898), (20, 3567449), (31, 2301580), (62, 1150790), (124, 575395), (155, 460316), (310, 230158), (620, 115079)]