25218064

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:439

約数の個数: 40

約数和(自身を含む): 50353920

約数和(自身を除く): 25135856

約数列:

[1, 2, 4, 8, 16, 71, 79, 142, 158, 281, 284, 316, 562, 568, 632, 1124, 1136, 1264, 2248, 4496, 5609, 11218, 19951, 22199, 22436, 39902, 44398, 44872, 79804, 88796, 89744, 159608, 177592, 319216, 355184, 1576129, 3152258, 6304516, 12609032, 25218064]

約数ペア:

[(1, 25218064), (2, 12609032), (4, 6304516), (8, 3152258), (16, 1576129), (71, 355184), (79, 319216), (142, 177592), (158, 159608), (281, 89744), (284, 88796), (316, 79804), (562, 44872), (568, 44398), (632, 39902), (1124, 22436), (1136, 22199), (1264, 19951), (2248, 11218), (4496, 5609)]