25750244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 51979200

約数和(自身を除く): 26228956

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 67, 76, 134, 247, 268, 389, 494, 778, 871, 988, 1273, 1556, 1742, 2546, 3484, 5057, 5092, 7391, 10114, 14782, 16549, 20228, 26063, 29564, 33098, 52126, 66196, 96083, 104252, 192166, 338819, 384332, 495197, 677638, 990394, 1355276, 1980788, 6437561, 12875122, 25750244]

約数ペア:

[(1, 25750244), (2, 12875122), (4, 6437561), (13, 1980788), (19, 1355276), (26, 990394), (38, 677638), (52, 495197), (67, 384332), (76, 338819), (134, 192166), (247, 104252), (268, 96083), (389, 66196), (494, 52126), (778, 33098), (871, 29564), (988, 26063), (1273, 20228), (1556, 16549), (1742, 14782), (2546, 10114), (3484, 7391), (5057, 5092)]