81519048

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{9677}}^1$

素因数の和:9708

約数の個数: 80

約数和(自身を含む): 245917980

約数和(自身を除く): 164398932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2808, 4212, 8424, 9677, 19354, 29031, 38708, 58062, 77416, 87093, 116124, 125801, 174186, 232248, 251602, 261279, 348372, 377403, 503204, 522558, 696744, 754806, 783837, 1006408, 1045116, 1132209, 1509612, 1567674, 2090232, 2264418, 3019224, 3135348, 3396627, 4528836, 6270696, 6793254, 9057672, 10189881, 13586508, 20379762, 27173016, 40759524, 81519048]

約数ペア:

[(1, 81519048), (2, 40759524), (3, 27173016), (4, 20379762), (6, 13586508), (8, 10189881), (9, 9057672), (12, 6793254), (13, 6270696), (18, 4528836), (24, 3396627), (26, 3135348), (27, 3019224), (36, 2264418), (39, 2090232), (52, 1567674), (54, 1509612), (72, 1132209), (78, 1045116), (81, 1006408), (104, 783837), (108, 754806), (117, 696744), (156, 522558), (162, 503204), (216, 377403), (234, 348372), (312, 261279), (324, 251602), (351, 232248), (468, 174186), (648, 125801), (702, 116124), (936, 87093), (1053, 77416), (1404, 58062), (2106, 38708), (2808, 29031), (4212, 19354), (8424, 9677)]