264985240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{39199}}^1$

素因数の和:39236

約数の個数: 48

約数和(自身を含む): 645624000

約数和(自身を除く): 380638760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 39199, 78398, 156796, 195995, 313592, 391990, 509587, 783980, 1019174, 1567960, 2038348, 2547935, 4076696, 5095870, 6624631, 10191740, 13249262, 20383480, 26498524, 33123155, 52997048, 66246310, 132492620, 264985240]

約数ペア:

[(1, 264985240), (2, 132492620), (4, 66246310), (5, 52997048), (8, 33123155), (10, 26498524), (13, 20383480), (20, 13249262), (26, 10191740), (40, 6624631), (52, 5095870), (65, 4076696), (104, 2547935), (130, 2038348), (169, 1567960), (260, 1019174), (338, 783980), (520, 509587), (676, 391990), (845, 313592), (1352, 195995), (1690, 156796), (3380, 78398), (6760, 39199)]