25870068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{409}}^1$

素因数の和:677

約数の個数: 72

約数和(自身を含む): 75216960

約数和(自身を除く): 49346892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 251, 252, 409, 502, 753, 818, 1004, 1227, 1506, 1636, 1757, 2259, 2454, 2863, 3012, 3514, 3681, 4518, 4908, 5271, 5726, 7028, 7362, 8589, 9036, 10542, 11452, 14724, 15813, 17178, 21084, 25767, 31626, 34356, 51534, 63252, 102659, 103068, 205318, 307977, 410636, 615954, 718613, 923931, 1231908, 1437226, 1847862, 2155839, 2874452, 3695724, 4311678, 6467517, 8623356, 12935034, 25870068]

約数ペア:

[(1, 25870068), (2, 12935034), (3, 8623356), (4, 6467517), (6, 4311678), (7, 3695724), (9, 2874452), (12, 2155839), (14, 1847862), (18, 1437226), (21, 1231908), (28, 923931), (36, 718613), (42, 615954), (63, 410636), (84, 307977), (126, 205318), (251, 103068), (252, 102659), (409, 63252), (502, 51534), (753, 34356), (818, 31626), (1004, 25767), (1227, 21084), (1506, 17178), (1636, 15813), (1757, 14724), (2259, 11452), (2454, 10542), (2863, 9036), (3012, 8589), (3514, 7362), (3681, 7028), (4518, 5726), (4908, 5271)]