72808976

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1091}}^1$

素因数の和:1239

約数の個数: 40

約数和(自身を含む): 145969824

約数和(自身を除く): 73160848

約数列:

[1, 2, 4, 8, 16, 43, 86, 97, 172, 194, 344, 388, 688, 776, 1091, 1552, 2182, 4171, 4364, 8342, 8728, 16684, 17456, 33368, 46913, 66736, 93826, 105827, 187652, 211654, 375304, 423308, 750608, 846616, 1693232, 4550561, 9101122, 18202244, 36404488, 72808976]

約数ペア:

[(1, 72808976), (2, 36404488), (4, 18202244), (8, 9101122), (16, 4550561), (43, 1693232), (86, 846616), (97, 750608), (172, 423308), (194, 375304), (344, 211654), (388, 187652), (688, 105827), (776, 93826), (1091, 66736), (1552, 46913), (2182, 33368), (4171, 17456), (4364, 16684), (8342, 8728)]