81804144

素因数分解:

$2^4\times 3^1\times {\mathrm{907}}^1\times {\mathrm{1879}}^1$

素因数の和:2797

約数の個数: 40

約数和(自身を含む): 211672960

約数和(自身を除く): 129868816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 907, 1814, 1879, 2721, 3628, 3758, 5442, 5637, 7256, 7516, 10884, 11274, 14512, 15032, 21768, 22548, 30064, 43536, 45096, 90192, 1704253, 3408506, 5112759, 6817012, 10225518, 13634024, 20451036, 27268048, 40902072, 81804144]

約数ペア:

[(1, 81804144), (2, 40902072), (3, 27268048), (4, 20451036), (6, 13634024), (8, 10225518), (12, 6817012), (16, 5112759), (24, 3408506), (48, 1704253), (907, 90192), (1814, 45096), (1879, 43536), (2721, 30064), (3628, 22548), (3758, 21768), (5442, 15032), (5637, 14512), (7256, 11274), (7516, 10884)]