250297216

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{431}}^1$

素因数の和:807

約数の個数: 64

約数和(自身を含む): 539784000

約数和(自身を除く): 289486784

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 349, 416, 431, 698, 832, 862, 1396, 1664, 1724, 2792, 3448, 4537, 5584, 5603, 6896, 9074, 11168, 11206, 13792, 18148, 22336, 22412, 27584, 36296, 44672, 44824, 55168, 72592, 89648, 145184, 150419, 179296, 290368, 300838, 358592, 580736, 601676, 717184, 1203352, 1955447, 2406704, 3910894, 4813408, 7821788, 9626816, 15643576, 19253632, 31287152, 62574304, 125148608, 250297216]

約数ペア:

[(1, 250297216), (2, 125148608), (4, 62574304), (8, 31287152), (13, 19253632), (16, 15643576), (26, 9626816), (32, 7821788), (52, 4813408), (64, 3910894), (104, 2406704), (128, 1955447), (208, 1203352), (349, 717184), (416, 601676), (431, 580736), (698, 358592), (832, 300838), (862, 290368), (1396, 179296), (1664, 150419), (1724, 145184), (2792, 89648), (3448, 72592), (4537, 55168), (5584, 44824), (5603, 44672), (6896, 36296), (9074, 27584), (11168, 22412), (11206, 22336), (13792, 18148)]