68691815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 91238400

約数和(自身を除く): 22546585

約数列:

[1, 5, 17, 31, 85, 131, 155, 199, 527, 655, 995, 2227, 2635, 3383, 4061, 6169, 11135, 16915, 20305, 26069, 30845, 69037, 104873, 130345, 345185, 443173, 524365, 808139, 2215865, 4040695, 13738363, 68691815]

約数ペア:

[(1, 68691815), (5, 13738363), (17, 4040695), (31, 2215865), (85, 808139), (131, 524365), (155, 443173), (199, 345185), (527, 130345), (655, 104873), (995, 69037), (2227, 30845), (2635, 26069), (3383, 20305), (4061, 16915), (6169, 11135)]