2499855488

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{25463}}^1$

素因数の和:25549

約数の個数: 64

約数和(自身を含む): 5454388800

約数和(自身を除く): 2954533312

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 64, 104, 118, 128, 208, 236, 416, 472, 767, 832, 944, 1534, 1664, 1888, 3068, 3776, 6136, 7552, 12272, 24544, 25463, 49088, 50926, 98176, 101852, 203704, 331019, 407408, 662038, 814816, 1324076, 1502317, 1629632, 2648152, 3004634, 3259264, 5296304, 6009268, 10592608, 12018536, 19530121, 21185216, 24037072, 39060242, 42370432, 48074144, 78120484, 96148288, 156240968, 192296576, 312481936, 624963872, 1249927744, 2499855488]

約数ペア:

[(1, 2499855488), (2, 1249927744), (4, 624963872), (8, 312481936), (13, 192296576), (16, 156240968), (26, 96148288), (32, 78120484), (52, 48074144), (59, 42370432), (64, 39060242), (104, 24037072), (118, 21185216), (128, 19530121), (208, 12018536), (236, 10592608), (416, 6009268), (472, 5296304), (767, 3259264), (832, 3004634), (944, 2648152), (1534, 1629632), (1664, 1502317), (1888, 1324076), (3068, 814816), (3776, 662038), (6136, 407408), (7552, 331019), (12272, 203704), (24544, 101852), (25463, 98176), (49088, 50926)]