68130128

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{743}}^1$

素因数の和:1283

約数の個数: 40

約数和(自身を含む): 144472896

約数和(自身を除く): 76342768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 521, 743, 1042, 1486, 2084, 2972, 4168, 5731, 5944, 8173, 8336, 11462, 11888, 16346, 22924, 32692, 45848, 65384, 91696, 130768, 387103, 774206, 1548412, 3096824, 4258133, 6193648, 8516266, 17032532, 34065064, 68130128]

約数ペア:

[(1, 68130128), (2, 34065064), (4, 17032532), (8, 8516266), (11, 6193648), (16, 4258133), (22, 3096824), (44, 1548412), (88, 774206), (176, 387103), (521, 130768), (743, 91696), (1042, 65384), (1486, 45848), (2084, 32692), (2972, 22924), (4168, 16346), (5731, 11888), (5944, 11462), (8173, 8336)]