81796280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1327}}^1$

素因数の和:1428

約数の個数: 64

約数和(自身を含む): 195056640

約数和(自身を除く): 113260360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 67, 92, 115, 134, 184, 230, 268, 335, 460, 536, 670, 920, 1327, 1340, 1541, 2654, 2680, 3082, 5308, 6164, 6635, 7705, 10616, 12328, 13270, 15410, 26540, 30521, 30820, 53080, 61042, 61640, 88909, 122084, 152605, 177818, 244168, 305210, 355636, 444545, 610420, 711272, 889090, 1220840, 1778180, 2044907, 3556360, 4089814, 8179628, 10224535, 16359256, 20449070, 40898140, 81796280]

約数ペア:

[(1, 81796280), (2, 40898140), (4, 20449070), (5, 16359256), (8, 10224535), (10, 8179628), (20, 4089814), (23, 3556360), (40, 2044907), (46, 1778180), (67, 1220840), (92, 889090), (115, 711272), (134, 610420), (184, 444545), (230, 355636), (268, 305210), (335, 244168), (460, 177818), (536, 152605), (670, 122084), (920, 88909), (1327, 61640), (1340, 61042), (1541, 53080), (2654, 30820), (2680, 30521), (3082, 26540), (5308, 15410), (6164, 13270), (6635, 12328), (7705, 10616)]