66893776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{743}}^1$

素因数の和:1099

約数の個数: 40

約数和(自身を含む): 137830464

約数和(自身を除く): 70936688

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 331, 662, 743, 1324, 1486, 2648, 2972, 5296, 5627, 5944, 11254, 11888, 12631, 22508, 25262, 45016, 50524, 90032, 101048, 202096, 245933, 491866, 983732, 1967464, 3934928, 4180861, 8361722, 16723444, 33446888, 66893776]

約数ペア:

[(1, 66893776), (2, 33446888), (4, 16723444), (8, 8361722), (16, 4180861), (17, 3934928), (34, 1967464), (68, 983732), (136, 491866), (272, 245933), (331, 202096), (662, 101048), (743, 90032), (1324, 50524), (1486, 45016), (2648, 25262), (2972, 22508), (5296, 12631), (5627, 11888), (5944, 11254)]