51708280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99439}}^1$

素因数の和:99463

約数の個数: 32

約数和(自身を含む): 125294400

約数和(自身を除く): 73586120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 99439, 198878, 397756, 497195, 795512, 994390, 1292707, 1988780, 2585414, 3977560, 5170828, 6463535, 10341656, 12927070, 25854140, 51708280]

約数ペア:

[(1, 51708280), (2, 25854140), (4, 12927070), (5, 10341656), (8, 6463535), (10, 5170828), (13, 3977560), (20, 2585414), (26, 1988780), (40, 1292707), (52, 994390), (65, 795512), (104, 497195), (130, 397756), (260, 198878), (520, 99439)]