31221632

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:703

約数の個数: 64

約数和(自身を含む): 69400800

約数和(自身を除く): 38179168

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 128, 208, 232, 377, 416, 464, 647, 754, 832, 928, 1294, 1508, 1664, 1856, 2588, 3016, 3712, 5176, 6032, 8411, 10352, 12064, 16822, 18763, 20704, 24128, 33644, 37526, 41408, 48256, 67288, 75052, 82816, 134576, 150104, 243919, 269152, 300208, 487838, 538304, 600416, 975676, 1076608, 1200832, 1951352, 2401664, 3902704, 7805408, 15610816, 31221632]

約数ペア:

[(1, 31221632), (2, 15610816), (4, 7805408), (8, 3902704), (13, 2401664), (16, 1951352), (26, 1200832), (29, 1076608), (32, 975676), (52, 600416), (58, 538304), (64, 487838), (104, 300208), (116, 269152), (128, 243919), (208, 150104), (232, 134576), (377, 82816), (416, 75052), (464, 67288), (647, 48256), (754, 41408), (832, 37526), (928, 33644), (1294, 24128), (1508, 20704), (1664, 18763), (1856, 16822), (2588, 12064), (3016, 10352), (3712, 8411), (5176, 6032)]