1290991808

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{3557}}^1$

素因数の和:3729

約数の個数: 56

約数和(自身を含む): 2635282512

約数和(自身を除く): 1344290704

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 107, 212, 214, 424, 428, 848, 856, 1696, 1712, 3392, 3424, 3557, 5671, 6848, 7114, 11342, 14228, 22684, 28456, 45368, 56912, 90736, 113824, 181472, 188521, 227648, 362944, 377042, 380599, 754084, 761198, 1508168, 1522396, 3016336, 3044792, 6032672, 6089584, 12065344, 12179168, 20171747, 24358336, 40343494, 80686988, 161373976, 322747952, 645495904, 1290991808]

約数ペア:

[(1, 1290991808), (2, 645495904), (4, 322747952), (8, 161373976), (16, 80686988), (32, 40343494), (53, 24358336), (64, 20171747), (106, 12179168), (107, 12065344), (212, 6089584), (214, 6032672), (424, 3044792), (428, 3016336), (848, 1522396), (856, 1508168), (1696, 761198), (1712, 754084), (3392, 380599), (3424, 377042), (3557, 362944), (5671, 227648), (6848, 188521), (7114, 181472), (11342, 113824), (14228, 90736), (22684, 56912), (28456, 45368)]