81901160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8093}}^1$

素因数の和:8138

約数の個数: 64

約数和(自身を含む): 209796480

約数和(自身を除く): 127895320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 8093, 10120, 16186, 32372, 40465, 64744, 80930, 89023, 161860, 178046, 186139, 323720, 356092, 372278, 445115, 712184, 744556, 890230, 930695, 1489112, 1780460, 1861390, 2047529, 3560920, 3722780, 4095058, 7445560, 8190116, 10237645, 16380232, 20475290, 40950580, 81901160]

約数ペア:

[(1, 81901160), (2, 40950580), (4, 20475290), (5, 16380232), (8, 10237645), (10, 8190116), (11, 7445560), (20, 4095058), (22, 3722780), (23, 3560920), (40, 2047529), (44, 1861390), (46, 1780460), (55, 1489112), (88, 930695), (92, 890230), (110, 744556), (115, 712184), (184, 445115), (220, 372278), (230, 356092), (253, 323720), (440, 186139), (460, 178046), (506, 161860), (920, 89023), (1012, 80930), (1265, 64744), (2024, 40465), (2530, 32372), (5060, 16186), (8093, 10120)]