55978768

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:815

約数の個数: 40

約数和(自身を含む): 111639680

約数和(自身を除く): 55660912

約数列:

[1, 2, 4, 8, 16, 67, 79, 134, 158, 268, 316, 536, 632, 661, 1072, 1264, 1322, 2644, 5288, 5293, 10576, 10586, 21172, 42344, 44287, 52219, 84688, 88574, 104438, 177148, 208876, 354296, 417752, 708592, 835504, 3498673, 6997346, 13994692, 27989384, 55978768]

約数ペア:

[(1, 55978768), (2, 27989384), (4, 13994692), (8, 6997346), (16, 3498673), (67, 835504), (79, 708592), (134, 417752), (158, 354296), (268, 208876), (316, 177148), (536, 104438), (632, 88574), (661, 84688), (1072, 52219), (1264, 44287), (1322, 42344), (2644, 21172), (5288, 10586), (5293, 10576)]