81103600

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{11927}}^1$

素因数の和:11962

約数の個数: 60

約数和(自身を含む): 206330544

約数和(自身を除く): 125226944

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 6800, 11927, 23854, 47708, 59635, 95416, 119270, 190832, 202759, 238540, 298175, 405518, 477080, 596350, 811036, 954160, 1013795, 1192700, 1622072, 2027590, 2385400, 3244144, 4055180, 4770800, 5068975, 8110360, 10137950, 16220720, 20275900, 40551800, 81103600]

約数ペア:

[(1, 81103600), (2, 40551800), (4, 20275900), (5, 16220720), (8, 10137950), (10, 8110360), (16, 5068975), (17, 4770800), (20, 4055180), (25, 3244144), (34, 2385400), (40, 2027590), (50, 1622072), (68, 1192700), (80, 1013795), (85, 954160), (100, 811036), (136, 596350), (170, 477080), (200, 405518), (272, 298175), (340, 238540), (400, 202759), (425, 190832), (680, 119270), (850, 95416), (1360, 59635), (1700, 47708), (3400, 23854), (6800, 11927)]