51331000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{7333}}^1$

素因数の和:7361

約数の個数: 64

約数和(自身を含む): 137292480

約数和(自身を除く): 85961480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 7000, 7333, 14666, 29332, 36665, 51331, 58664, 73330, 102662, 146660, 183325, 205324, 256655, 293320, 366650, 410648, 513310, 733300, 916625, 1026620, 1283275, 1466600, 1833250, 2053240, 2566550, 3666500, 5133100, 6416375, 7333000, 10266200, 12832750, 25665500, 51331000]

約数ペア:

[(1, 51331000), (2, 25665500), (4, 12832750), (5, 10266200), (7, 7333000), (8, 6416375), (10, 5133100), (14, 3666500), (20, 2566550), (25, 2053240), (28, 1833250), (35, 1466600), (40, 1283275), (50, 1026620), (56, 916625), (70, 733300), (100, 513310), (125, 410648), (140, 366650), (175, 293320), (200, 256655), (250, 205324), (280, 183325), (350, 146660), (500, 102662), (700, 73330), (875, 58664), (1000, 51331), (1400, 36665), (1750, 29332), (3500, 14666), (7000, 7333)]