157028768

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19867}}^1$

素因数の和:19909

約数の個数: 48

約数和(自身を含む): 350471520

約数和(自身を除く): 193442752

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 19867, 39734, 79468, 158936, 258271, 317872, 377473, 516542, 635744, 754946, 1033084, 1509892, 2066168, 3019784, 4132336, 4907149, 6039568, 8264672, 9814298, 12079136, 19628596, 39257192, 78514384, 157028768]

約数ペア:

[(1, 157028768), (2, 78514384), (4, 39257192), (8, 19628596), (13, 12079136), (16, 9814298), (19, 8264672), (26, 6039568), (32, 4907149), (38, 4132336), (52, 3019784), (76, 2066168), (104, 1509892), (152, 1033084), (208, 754946), (247, 635744), (304, 516542), (416, 377473), (494, 317872), (608, 258271), (988, 158936), (1976, 79468), (3952, 39734), (7904, 19867)]