25882720

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1949}}^1$

素因数の和:2047

約数の個数: 48

約数和(自身を含む): 61916400

約数和(自身を除く): 36033680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 1949, 2656, 3320, 3898, 6640, 7796, 9745, 13280, 15592, 19490, 31184, 38980, 62368, 77960, 155920, 161767, 311840, 323534, 647068, 808835, 1294136, 1617670, 2588272, 3235340, 5176544, 6470680, 12941360, 25882720]

約数ペア:

[(1, 25882720), (2, 12941360), (4, 6470680), (5, 5176544), (8, 3235340), (10, 2588272), (16, 1617670), (20, 1294136), (32, 808835), (40, 647068), (80, 323534), (83, 311840), (160, 161767), (166, 155920), (332, 77960), (415, 62368), (664, 38980), (830, 31184), (1328, 19490), (1660, 15592), (1949, 13280), (2656, 9745), (3320, 7796), (3898, 6640)]