28415050

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 55121472

約数和(自身を除く): 26706422

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 83, 166, 167, 205, 334, 410, 415, 830, 835, 1025, 1670, 2050, 2075, 3403, 4150, 4175, 6806, 6847, 8350, 13694, 13861, 17015, 27722, 34030, 34235, 68470, 69305, 85075, 138610, 170150, 171175, 342350, 346525, 568301, 693050, 1136602, 2841505, 5683010, 14207525, 28415050]

約数ペア:

[(1, 28415050), (2, 14207525), (5, 5683010), (10, 2841505), (25, 1136602), (41, 693050), (50, 568301), (82, 346525), (83, 342350), (166, 171175), (167, 170150), (205, 138610), (334, 85075), (410, 69305), (415, 68470), (830, 34235), (835, 34030), (1025, 27722), (1670, 17015), (2050, 13861), (2075, 13694), (3403, 8350), (4150, 6847), (4175, 6806)]