89513320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2179}}^1$

素因数の和:2282

約数の個数: 64

約数和(自身を含む): 219744000

約数和(自身を除く): 130230680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1580, 2054, 2179, 3160, 4108, 4358, 5135, 8216, 8716, 10270, 10895, 17432, 20540, 21790, 28327, 41080, 43580, 56654, 87160, 113308, 141635, 172141, 226616, 283270, 344282, 566540, 688564, 860705, 1133080, 1377128, 1721410, 2237833, 3442820, 4475666, 6885640, 8951332, 11189165, 17902664, 22378330, 44756660, 89513320]

約数ペア:

[(1, 89513320), (2, 44756660), (4, 22378330), (5, 17902664), (8, 11189165), (10, 8951332), (13, 6885640), (20, 4475666), (26, 3442820), (40, 2237833), (52, 1721410), (65, 1377128), (79, 1133080), (104, 860705), (130, 688564), (158, 566540), (260, 344282), (316, 283270), (395, 226616), (520, 172141), (632, 141635), (790, 113308), (1027, 87160), (1580, 56654), (2054, 43580), (2179, 41080), (3160, 28327), (4108, 21790), (4358, 20540), (5135, 17432), (8216, 10895), (8716, 10270)]