7842100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 20623680

約数和(自身を除く): 12781580

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 659, 700, 850, 1190, 1318, 1700, 2380, 2636, 2975, 3295, 4613, 5950, 6590, 9226, 11203, 11900, 13180, 16475, 18452, 22406, 23065, 32950, 44812, 46130, 56015, 65900, 78421, 92260, 112030, 115325, 156842, 224060, 230650, 280075, 313684, 392105, 461300, 560150, 784210, 1120300, 1568420, 1960525, 3921050, 7842100]

約数ペア:

[(1, 7842100), (2, 3921050), (4, 1960525), (5, 1568420), (7, 1120300), (10, 784210), (14, 560150), (17, 461300), (20, 392105), (25, 313684), (28, 280075), (34, 230650), (35, 224060), (50, 156842), (68, 115325), (70, 112030), (85, 92260), (100, 78421), (119, 65900), (140, 56015), (170, 46130), (175, 44812), (238, 32950), (340, 23065), (350, 22406), (425, 18452), (476, 16475), (595, 13180), (659, 11900), (700, 11203), (850, 9226), (1190, 6590), (1318, 5950), (1700, 4613), (2380, 3295), (2636, 2975)]