72245200

素因数分解:

$2^4\times 5^2\times {\mathrm{109}}^1\times {\mathrm{1657}}^1$

素因数の和:1784

約数の個数: 60

約数和(自身を含む): 175267180

約数和(自身を除く): 103021980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 109, 200, 218, 400, 436, 545, 872, 1090, 1657, 1744, 2180, 2725, 3314, 4360, 5450, 6628, 8285, 8720, 10900, 13256, 16570, 21800, 26512, 33140, 41425, 43600, 66280, 82850, 132560, 165700, 180613, 331400, 361226, 662800, 722452, 903065, 1444904, 1806130, 2889808, 3612260, 4515325, 7224520, 9030650, 14449040, 18061300, 36122600, 72245200]

約数ペア:

[(1, 72245200), (2, 36122600), (4, 18061300), (5, 14449040), (8, 9030650), (10, 7224520), (16, 4515325), (20, 3612260), (25, 2889808), (40, 1806130), (50, 1444904), (80, 903065), (100, 722452), (109, 662800), (200, 361226), (218, 331400), (400, 180613), (436, 165700), (545, 132560), (872, 82850), (1090, 66280), (1657, 43600), (1744, 41425), (2180, 33140), (2725, 26512), (3314, 21800), (4360, 16570), (5450, 13256), (6628, 10900), (8285, 8720)]