66541840

素因数分解:

$2^4\times 5^1\times {\mathrm{761}}^1\times {\mathrm{1093}}^1$

素因数の和:1867

約数の個数: 40

約数和(自身を含む): 155054808

約数和(自身を除く): 88512968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 761, 1093, 1522, 2186, 3044, 3805, 4372, 5465, 6088, 7610, 8744, 10930, 12176, 15220, 17488, 21860, 30440, 43720, 60880, 87440, 831773, 1663546, 3327092, 4158865, 6654184, 8317730, 13308368, 16635460, 33270920, 66541840]

約数ペア:

[(1, 66541840), (2, 33270920), (4, 16635460), (5, 13308368), (8, 8317730), (10, 6654184), (16, 4158865), (20, 3327092), (40, 1663546), (80, 831773), (761, 87440), (1093, 60880), (1522, 43720), (2186, 30440), (3044, 21860), (3805, 17488), (4372, 15220), (5465, 12176), (6088, 10930), (7610, 8744)]