25976440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{821}}^1$

素因数の和:952

約数の個数: 64

約数和(自身を含む): 67469760

約数和(自身を除く): 41493320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 821, 904, 1130, 1582, 1642, 2260, 3164, 3284, 3955, 4105, 4520, 5747, 6328, 6568, 7910, 8210, 11494, 15820, 16420, 22988, 28735, 31640, 32840, 45976, 57470, 92773, 114940, 185546, 229880, 371092, 463865, 649411, 742184, 927730, 1298822, 1855460, 2597644, 3247055, 3710920, 5195288, 6494110, 12988220, 25976440]

約数ペア:

[(1, 25976440), (2, 12988220), (4, 6494110), (5, 5195288), (7, 3710920), (8, 3247055), (10, 2597644), (14, 1855460), (20, 1298822), (28, 927730), (35, 742184), (40, 649411), (56, 463865), (70, 371092), (113, 229880), (140, 185546), (226, 114940), (280, 92773), (452, 57470), (565, 45976), (791, 32840), (821, 31640), (904, 28735), (1130, 22988), (1582, 16420), (1642, 15820), (2260, 11494), (3164, 8210), (3284, 7910), (3955, 6568), (4105, 6328), (4520, 5747)]