40804450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 79548480

約数和(自身を除く): 38744030

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 107, 145, 214, 263, 290, 526, 535, 725, 1070, 1315, 1450, 2630, 2675, 3103, 5350, 6206, 6575, 7627, 13150, 15254, 15515, 28141, 31030, 38135, 56282, 76270, 77575, 140705, 155150, 190675, 281410, 381350, 703525, 816089, 1407050, 1632178, 4080445, 8160890, 20402225, 40804450]

約数ペア:

[(1, 40804450), (2, 20402225), (5, 8160890), (10, 4080445), (25, 1632178), (29, 1407050), (50, 816089), (58, 703525), (107, 381350), (145, 281410), (214, 190675), (263, 155150), (290, 140705), (526, 77575), (535, 76270), (725, 56282), (1070, 38135), (1315, 31030), (1450, 28141), (2630, 15515), (2675, 15254), (3103, 13150), (5350, 7627), (6206, 6575)]