74381008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{661}}^1$

素因数の和:1223

約数の個数: 40

約数和(自身を含む): 155720936

約数和(自身を除く): 81339928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 541, 661, 1082, 1322, 2164, 2644, 4328, 5288, 7033, 8593, 8656, 10576, 14066, 17186, 28132, 34372, 56264, 68744, 112528, 137488, 357601, 715202, 1430404, 2860808, 4648813, 5721616, 9297626, 18595252, 37190504, 74381008]

約数ペア:

[(1, 74381008), (2, 37190504), (4, 18595252), (8, 9297626), (13, 5721616), (16, 4648813), (26, 2860808), (52, 1430404), (104, 715202), (208, 357601), (541, 137488), (661, 112528), (1082, 68744), (1322, 56264), (2164, 34372), (2644, 28132), (4328, 17186), (5288, 14066), (7033, 10576), (8593, 8656)]