50999650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2531}}^1$

素因数の和:2587

約数の個数: 48

約数和(自身を含む): 105493248

約数和(自身を除く): 54493598

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 2531, 4030, 5062, 10075, 12655, 20150, 25310, 32903, 63275, 65806, 78461, 126550, 156922, 164515, 329030, 392305, 784610, 822575, 1019993, 1645150, 1961525, 2039986, 3923050, 5099965, 10199930, 25499825, 50999650]

約数ペア:

[(1, 50999650), (2, 25499825), (5, 10199930), (10, 5099965), (13, 3923050), (25, 2039986), (26, 1961525), (31, 1645150), (50, 1019993), (62, 822575), (65, 784610), (130, 392305), (155, 329030), (310, 164515), (325, 156922), (403, 126550), (650, 78461), (775, 65806), (806, 63275), (1550, 32903), (2015, 25310), (2531, 20150), (4030, 12655), (5062, 10075)]