208086320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{15391}}^1$

素因数の和:15430

約数の個数: 60

約数和(自身を含む): 523912896

約数和(自身を除く): 315826576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 15391, 30782, 61564, 76955, 123128, 153910, 200083, 246256, 307820, 400166, 615640, 800332, 1000415, 1231280, 1600664, 2000830, 2601079, 3201328, 4001660, 5202158, 8003320, 10404316, 13005395, 16006640, 20808632, 26010790, 41617264, 52021580, 104043160, 208086320]

約数ペア:

[(1, 208086320), (2, 104043160), (4, 52021580), (5, 41617264), (8, 26010790), (10, 20808632), (13, 16006640), (16, 13005395), (20, 10404316), (26, 8003320), (40, 5202158), (52, 4001660), (65, 3201328), (80, 2601079), (104, 2000830), (130, 1600664), (169, 1231280), (208, 1000415), (260, 800332), (338, 615640), (520, 400166), (676, 307820), (845, 246256), (1040, 200083), (1352, 153910), (1690, 123128), (2704, 76955), (3380, 61564), (6760, 30782), (13520, 15391)]