648367048

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{3217}}^1$

素因数の和:3350

約数の個数: 64

約数和(自身を含む): 1436515200

約数和(自身を除く): 788148152

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 61, 118, 122, 236, 244, 413, 427, 472, 488, 826, 854, 1652, 1708, 3217, 3304, 3416, 3599, 6434, 7198, 12868, 14396, 22519, 25193, 25736, 28792, 45038, 50386, 90076, 100772, 180152, 189803, 196237, 201544, 379606, 392474, 759212, 784948, 1328621, 1373659, 1518424, 1569896, 2657242, 2747318, 5314484, 5494636, 10628968, 10989272, 11577983, 23155966, 46311932, 81045881, 92623864, 162091762, 324183524, 648367048]

約数ペア:

[(1, 648367048), (2, 324183524), (4, 162091762), (7, 92623864), (8, 81045881), (14, 46311932), (28, 23155966), (56, 11577983), (59, 10989272), (61, 10628968), (118, 5494636), (122, 5314484), (236, 2747318), (244, 2657242), (413, 1569896), (427, 1518424), (472, 1373659), (488, 1328621), (826, 784948), (854, 759212), (1652, 392474), (1708, 379606), (3217, 201544), (3304, 196237), (3416, 189803), (3599, 180152), (6434, 100772), (7198, 90076), (12868, 50386), (14396, 45038), (22519, 28792), (25193, 25736)]