813360080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{2131}}^1$

素因数の和:2524

約数の個数: 80

約数和(自身を含む): 2043035904

約数和(自身を除く): 1229675824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 367, 520, 734, 1040, 1468, 1835, 2131, 2936, 3670, 4262, 4771, 5872, 7340, 8524, 9542, 10655, 14680, 17048, 19084, 21310, 23855, 27703, 29360, 34096, 38168, 42620, 47710, 55406, 76336, 85240, 95420, 110812, 138515, 170480, 190840, 221624, 277030, 381680, 443248, 554060, 782077, 1108120, 1564154, 2216240, 3128308, 3910385, 6256616, 7820770, 10167001, 12513232, 15641540, 20334002, 31283080, 40668004, 50835005, 62566160, 81336008, 101670010, 162672016, 203340020, 406680040, 813360080]

約数ペア:

[(1, 813360080), (2, 406680040), (4, 203340020), (5, 162672016), (8, 101670010), (10, 81336008), (13, 62566160), (16, 50835005), (20, 40668004), (26, 31283080), (40, 20334002), (52, 15641540), (65, 12513232), (80, 10167001), (104, 7820770), (130, 6256616), (208, 3910385), (260, 3128308), (367, 2216240), (520, 1564154), (734, 1108120), (1040, 782077), (1468, 554060), (1835, 443248), (2131, 381680), (2936, 277030), (3670, 221624), (4262, 190840), (4771, 170480), (5872, 138515), (7340, 110812), (8524, 95420), (9542, 85240), (10655, 76336), (14680, 55406), (17048, 47710), (19084, 42620), (21310, 38168), (23855, 34096), (27703, 29360)]