71496292

素因数分解:

$2^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:138

約数の個数: 72

約数和(自身を含む): 154380800

約数和(自身を除く): 82884508

約数列:

[1, 2, 4, 7, 14, 28, 31, 41, 49, 62, 82, 98, 124, 164, 196, 217, 287, 343, 434, 574, 686, 868, 1148, 1271, 1372, 1519, 1681, 2009, 2542, 3038, 3362, 4018, 5084, 6076, 6724, 8036, 8897, 10633, 11767, 14063, 17794, 21266, 23534, 28126, 35588, 42532, 47068, 52111, 56252, 62279, 82369, 104222, 124558, 164738, 208444, 249116, 329476, 364777, 435953, 576583, 729554, 871906, 1153166, 1459108, 1743812, 2306332, 2553439, 5106878, 10213756, 17874073, 35748146, 71496292]

約数ペア:

[(1, 71496292), (2, 35748146), (4, 17874073), (7, 10213756), (14, 5106878), (28, 2553439), (31, 2306332), (41, 1743812), (49, 1459108), (62, 1153166), (82, 871906), (98, 729554), (124, 576583), (164, 435953), (196, 364777), (217, 329476), (287, 249116), (343, 208444), (434, 164738), (574, 124558), (686, 104222), (868, 82369), (1148, 62279), (1271, 56252), (1372, 52111), (1519, 47068), (1681, 42532), (2009, 35588), (2542, 28126), (3038, 23534), (3362, 21266), (4018, 17794), (5084, 14063), (6076, 11767), (6724, 10633), (8036, 8897)]