64349220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82499}}^1$

素因数の和:82524

約数の個数: 48

約数和(自身を含む): 194040000

約数和(自身を除く): 129690780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 82499, 164998, 247497, 329996, 412495, 494994, 824990, 989988, 1072487, 1237485, 1649980, 2144974, 2474970, 3217461, 4289948, 4949940, 5362435, 6434922, 10724870, 12869844, 16087305, 21449740, 32174610, 64349220]

約数ペア:

[(1, 64349220), (2, 32174610), (3, 21449740), (4, 16087305), (5, 12869844), (6, 10724870), (10, 6434922), (12, 5362435), (13, 4949940), (15, 4289948), (20, 3217461), (26, 2474970), (30, 2144974), (39, 1649980), (52, 1237485), (60, 1072487), (65, 989988), (78, 824990), (130, 494994), (156, 412495), (195, 329996), (260, 247497), (390, 164998), (780, 82499)]