81219200

素因数分解:

$2^7\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1493}}^1$

素因数の和:1534

約数の個数: 96

約数和(自身を含む): 212581260

約数和(自身を除く): 131362060

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 272, 320, 340, 400, 425, 544, 640, 680, 800, 850, 1088, 1360, 1493, 1600, 1700, 2176, 2720, 2986, 3200, 3400, 5440, 5972, 6800, 7465, 10880, 11944, 13600, 14930, 23888, 25381, 27200, 29860, 37325, 47776, 50762, 54400, 59720, 74650, 95552, 101524, 119440, 126905, 149300, 191104, 203048, 238880, 253810, 298600, 406096, 477760, 507620, 597200, 634525, 812192, 955520, 1015240, 1194400, 1269050, 1624384, 2030480, 2388800, 2538100, 3248768, 4060960, 4777600, 5076200, 8121920, 10152400, 16243840, 20304800, 40609600, 81219200]

約数ペア:

[(1, 81219200), (2, 40609600), (4, 20304800), (5, 16243840), (8, 10152400), (10, 8121920), (16, 5076200), (17, 4777600), (20, 4060960), (25, 3248768), (32, 2538100), (34, 2388800), (40, 2030480), (50, 1624384), (64, 1269050), (68, 1194400), (80, 1015240), (85, 955520), (100, 812192), (128, 634525), (136, 597200), (160, 507620), (170, 477760), (200, 406096), (272, 298600), (320, 253810), (340, 238880), (400, 203048), (425, 191104), (544, 149300), (640, 126905), (680, 119440), (800, 101524), (850, 95552), (1088, 74650), (1360, 59720), (1493, 54400), (1600, 50762), (1700, 47776), (2176, 37325), (2720, 29860), (2986, 27200), (3200, 25381), (3400, 23888), (5440, 14930), (5972, 13600), (6800, 11944), (7465, 10880)]