88978370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{22079}}^1$

素因数の和:22130

約数の個数: 32

約数和(自身を含む): 178053120

約数和(自身を除く): 89074750

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 22079, 44158, 110395, 220790, 287027, 574054, 684449, 1368898, 1435135, 2870270, 3422245, 6844490, 8897837, 17795674, 44489185, 88978370]

約数ペア:

[(1, 88978370), (2, 44489185), (5, 17795674), (10, 8897837), (13, 6844490), (26, 3422245), (31, 2870270), (62, 1435135), (65, 1368898), (130, 684449), (155, 574054), (310, 287027), (403, 220790), (806, 110395), (2015, 44158), (4030, 22079)]