25771356

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1039}}^1$

素因数の和:1115

約数の個数: 72

約数和(自身を含む): 71547840

約数和(自身を除く): 45776484

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 954, 1039, 1378, 1908, 2067, 2078, 2756, 3117, 4134, 4156, 6201, 6234, 8268, 9351, 12402, 12468, 13507, 18702, 24804, 27014, 37404, 40521, 54028, 55067, 81042, 110134, 121563, 162084, 165201, 220268, 243126, 330402, 486252, 495603, 660804, 715871, 991206, 1431742, 1982412, 2147613, 2863484, 4295226, 6442839, 8590452, 12885678, 25771356]

約数ペア:

[(1, 25771356), (2, 12885678), (3, 8590452), (4, 6442839), (6, 4295226), (9, 2863484), (12, 2147613), (13, 1982412), (18, 1431742), (26, 991206), (36, 715871), (39, 660804), (52, 495603), (53, 486252), (78, 330402), (106, 243126), (117, 220268), (156, 165201), (159, 162084), (212, 121563), (234, 110134), (318, 81042), (468, 55067), (477, 54028), (636, 40521), (689, 37404), (954, 27014), (1039, 24804), (1378, 18702), (1908, 13507), (2067, 12468), (2078, 12402), (2756, 9351), (3117, 8268), (4134, 6234), (4156, 6201)]