82252040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{431}}^1$

素因数の和:822

約数の個数: 64

約数和(自身を含む): 200309760

約数和(自身を除く): 118057720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 367, 431, 520, 734, 862, 1468, 1724, 1835, 2155, 2936, 3448, 3670, 4310, 4771, 5603, 7340, 8620, 9542, 11206, 14680, 17240, 19084, 22412, 23855, 28015, 38168, 44824, 47710, 56030, 95420, 112060, 158177, 190840, 224120, 316354, 632708, 790885, 1265416, 1581770, 2056301, 3163540, 4112602, 6327080, 8225204, 10281505, 16450408, 20563010, 41126020, 82252040]

約数ペア:

[(1, 82252040), (2, 41126020), (4, 20563010), (5, 16450408), (8, 10281505), (10, 8225204), (13, 6327080), (20, 4112602), (26, 3163540), (40, 2056301), (52, 1581770), (65, 1265416), (104, 790885), (130, 632708), (260, 316354), (367, 224120), (431, 190840), (520, 158177), (734, 112060), (862, 95420), (1468, 56030), (1724, 47710), (1835, 44824), (2155, 38168), (2936, 28015), (3448, 23855), (3670, 22412), (4310, 19084), (4771, 17240), (5603, 14680), (7340, 11206), (8620, 9542)]