68745664

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1559}}^1$

素因数の和:1637

約数の個数: 56

約数和(自身を含む): 149778720

約数和(自身を除く): 81033056

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 208, 212, 416, 424, 689, 832, 848, 1378, 1559, 1696, 2756, 3118, 3392, 5512, 6236, 11024, 12472, 20267, 22048, 24944, 40534, 44096, 49888, 81068, 82627, 99776, 162136, 165254, 324272, 330508, 648544, 661016, 1074151, 1297088, 1322032, 2148302, 2644064, 4296604, 5288128, 8593208, 17186416, 34372832, 68745664]

約数ペア:

[(1, 68745664), (2, 34372832), (4, 17186416), (8, 8593208), (13, 5288128), (16, 4296604), (26, 2644064), (32, 2148302), (52, 1322032), (53, 1297088), (64, 1074151), (104, 661016), (106, 648544), (208, 330508), (212, 324272), (416, 165254), (424, 162136), (689, 99776), (832, 82627), (848, 81068), (1378, 49888), (1559, 44096), (1696, 40534), (2756, 24944), (3118, 22048), (3392, 20267), (5512, 12472), (6236, 11024)]