51528890

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 110073600

約数和(自身を除く): 58544710

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 83, 98, 166, 181, 245, 343, 362, 415, 490, 581, 686, 830, 905, 1162, 1267, 1715, 1810, 2534, 2905, 3430, 4067, 5810, 6335, 8134, 8869, 12670, 15023, 17738, 20335, 28469, 30046, 40670, 44345, 56938, 62083, 75115, 88690, 105161, 124166, 142345, 150230, 210322, 284690, 310415, 525805, 620830, 736127, 1051610, 1472254, 3680635, 5152889, 7361270, 10305778, 25764445, 51528890]

約数ペア:

[(1, 51528890), (2, 25764445), (5, 10305778), (7, 7361270), (10, 5152889), (14, 3680635), (35, 1472254), (49, 1051610), (70, 736127), (83, 620830), (98, 525805), (166, 310415), (181, 284690), (245, 210322), (343, 150230), (362, 142345), (415, 124166), (490, 105161), (581, 88690), (686, 75115), (830, 62083), (905, 56938), (1162, 44345), (1267, 40670), (1715, 30046), (1810, 28469), (2534, 20335), (2905, 17738), (3430, 15023), (4067, 12670), (5810, 8869), (6335, 8134)]