70400920

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 162914400

約数和(自身を除く): 92513480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 109, 134, 218, 241, 268, 335, 436, 482, 536, 545, 670, 872, 964, 1090, 1205, 1340, 1928, 2180, 2410, 2680, 4360, 4820, 7303, 9640, 14606, 16147, 26269, 29212, 32294, 36515, 52538, 58424, 64588, 73030, 80735, 105076, 129176, 131345, 146060, 161470, 210152, 262690, 292120, 322940, 525380, 645880, 1050760, 1760023, 3520046, 7040092, 8800115, 14080184, 17600230, 35200460, 70400920]

約数ペア:

[(1, 70400920), (2, 35200460), (4, 17600230), (5, 14080184), (8, 8800115), (10, 7040092), (20, 3520046), (40, 1760023), (67, 1050760), (109, 645880), (134, 525380), (218, 322940), (241, 292120), (268, 262690), (335, 210152), (436, 161470), (482, 146060), (536, 131345), (545, 129176), (670, 105076), (872, 80735), (964, 73030), (1090, 64588), (1205, 58424), (1340, 52538), (1928, 36515), (2180, 32294), (2410, 29212), (2680, 26269), (4360, 16147), (4820, 14606), (7303, 9640)]