20168415085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{14741}}^1$

素因数の和:14894

約数の個数: 64

約数和(自身を含む): 31067172864

約数和(自身を除く): 10898757779

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 97, 155, 217, 403, 455, 485, 679, 1085, 1261, 2015, 2821, 3007, 3395, 6305, 8827, 14105, 14741, 15035, 21049, 39091, 44135, 73705, 103187, 105245, 191633, 195455, 273637, 456971, 515935, 958165, 1341431, 1368185, 1429877, 2284855, 3198797, 5940623, 6707155, 7149385, 10009139, 15993985, 18588401, 29703115, 41584361, 44326187, 50045695, 92942005, 130118807, 207921805, 221630935, 310283309, 576240431, 650594035, 1551416545, 2881202155, 4033683017, 20168415085]

約数ペア:

[(1, 20168415085), (5, 4033683017), (7, 2881202155), (13, 1551416545), (31, 650594035), (35, 576240431), (65, 310283309), (91, 221630935), (97, 207921805), (155, 130118807), (217, 92942005), (403, 50045695), (455, 44326187), (485, 41584361), (679, 29703115), (1085, 18588401), (1261, 15993985), (2015, 10009139), (2821, 7149385), (3007, 6707155), (3395, 5940623), (6305, 3198797), (8827, 2284855), (14105, 1429877), (14741, 1368185), (15035, 1341431), (21049, 958165), (39091, 515935), (44135, 456971), (73705, 273637), (103187, 195455), (105245, 191633)]