81421248

素因数分解:

$2^6\times 3^1\times {\mathrm{199}}^1\times {\mathrm{2131}}^1$

素因数の和:2345

約数の個数: 56

約数和(自身を含む): 216611200

約数和(自身を除く): 135189952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 199, 398, 597, 796, 1194, 1592, 2131, 2388, 3184, 4262, 4776, 6368, 6393, 8524, 9552, 12736, 12786, 17048, 19104, 25572, 34096, 38208, 51144, 68192, 102288, 136384, 204576, 409152, 424069, 848138, 1272207, 1696276, 2544414, 3392552, 5088828, 6785104, 10177656, 13570208, 20355312, 27140416, 40710624, 81421248]

約数ペア:

[(1, 81421248), (2, 40710624), (3, 27140416), (4, 20355312), (6, 13570208), (8, 10177656), (12, 6785104), (16, 5088828), (24, 3392552), (32, 2544414), (48, 1696276), (64, 1272207), (96, 848138), (192, 424069), (199, 409152), (398, 204576), (597, 136384), (796, 102288), (1194, 68192), (1592, 51144), (2131, 38208), (2388, 34096), (3184, 25572), (4262, 19104), (4776, 17048), (6368, 12786), (6393, 12736), (8524, 9552)]