80782100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3119}}^1$

素因数の和:3177

約数の個数: 72

約数和(自身を含む): 205820160

約数和(自身を除く): 125038060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 50, 70, 74, 100, 140, 148, 175, 185, 259, 350, 370, 518, 700, 740, 925, 1036, 1295, 1850, 2590, 3119, 3700, 5180, 6238, 6475, 12476, 12950, 15595, 21833, 25900, 31190, 43666, 62380, 77975, 87332, 109165, 115403, 155950, 218330, 230806, 311900, 436660, 461612, 545825, 577015, 807821, 1091650, 1154030, 1615642, 2183300, 2308060, 2885075, 3231284, 4039105, 5770150, 8078210, 11540300, 16156420, 20195525, 40391050, 80782100]

約数ペア:

[(1, 80782100), (2, 40391050), (4, 20195525), (5, 16156420), (7, 11540300), (10, 8078210), (14, 5770150), (20, 4039105), (25, 3231284), (28, 2885075), (35, 2308060), (37, 2183300), (50, 1615642), (70, 1154030), (74, 1091650), (100, 807821), (140, 577015), (148, 545825), (175, 461612), (185, 436660), (259, 311900), (350, 230806), (370, 218330), (518, 155950), (700, 115403), (740, 109165), (925, 87332), (1036, 77975), (1295, 62380), (1850, 43666), (2590, 31190), (3119, 25900), (3700, 21833), (5180, 15595), (6238, 12950), (6475, 12476)]