25567984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1481}}^1$

素因数の和:1585

約数の個数: 40

約数和(自身を含む): 54027792

約数和(自身を除く): 28459808

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 1481, 2158, 2962, 4316, 5924, 8632, 11848, 17264, 19253, 23696, 38506, 77012, 122923, 154024, 245846, 308048, 491692, 983384, 1597999, 1966768, 3195998, 6391996, 12783992, 25567984]

約数ペア:

[(1, 25567984), (2, 12783992), (4, 6391996), (8, 3195998), (13, 1966768), (16, 1597999), (26, 983384), (52, 491692), (83, 308048), (104, 245846), (166, 154024), (208, 122923), (332, 77012), (664, 38506), (1079, 23696), (1328, 19253), (1481, 17264), (2158, 11848), (2962, 8632), (4316, 5924)]