68333115

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 123420672

約数和(自身を除く): 55087557

約数列:

[1, 3, 5, 15, 17, 23, 51, 61, 69, 85, 115, 183, 191, 255, 305, 345, 391, 573, 915, 955, 1037, 1173, 1403, 1955, 2865, 3111, 3247, 4209, 4393, 5185, 5865, 7015, 9741, 11651, 13179, 15555, 16235, 21045, 21965, 23851, 34953, 48705, 58255, 65895, 71553, 74681, 119255, 174765, 198067, 224043, 267973, 357765, 373405, 594201, 803919, 990335, 1120215, 1339865, 2971005, 4019595, 4555541, 13666623, 22777705, 68333115]

約数ペア:

[(1, 68333115), (3, 22777705), (5, 13666623), (15, 4555541), (17, 4019595), (23, 2971005), (51, 1339865), (61, 1120215), (69, 990335), (85, 803919), (115, 594201), (183, 373405), (191, 357765), (255, 267973), (305, 224043), (345, 198067), (391, 174765), (573, 119255), (915, 74681), (955, 71553), (1037, 65895), (1173, 58255), (1403, 48705), (1955, 34953), (2865, 23851), (3111, 21965), (3247, 21045), (4209, 16235), (4393, 15555), (5185, 13179), (5865, 11651), (7015, 9741)]