74080815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{743}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 131563008

約数和(自身を除く): 57482193

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 289, 345, 391, 743, 867, 1173, 1445, 1955, 2229, 3715, 4335, 5865, 6647, 11145, 12631, 17089, 19941, 33235, 37893, 51267, 63155, 85445, 99705, 189465, 214727, 256335, 290513, 644181, 871539, 1073635, 1452565, 3220905, 4357695, 4938721, 14816163, 24693605, 74080815]

約数ペア:

[(1, 74080815), (3, 24693605), (5, 14816163), (15, 4938721), (17, 4357695), (23, 3220905), (51, 1452565), (69, 1073635), (85, 871539), (115, 644181), (255, 290513), (289, 256335), (345, 214727), (391, 189465), (743, 99705), (867, 85445), (1173, 63155), (1445, 51267), (1955, 37893), (2229, 33235), (3715, 19941), (4335, 17089), (5865, 12631), (6647, 11145)]