37865720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 88128000

約数和(自身を除く): 50262280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 71, 134, 142, 199, 268, 284, 335, 355, 398, 536, 568, 670, 710, 796, 995, 1340, 1420, 1592, 1990, 2680, 2840, 3980, 4757, 7960, 9514, 13333, 14129, 19028, 23785, 26666, 28258, 38056, 47570, 53332, 56516, 66665, 70645, 95140, 106664, 113032, 133330, 141290, 190280, 266660, 282580, 533320, 565160, 946643, 1893286, 3786572, 4733215, 7573144, 9466430, 18932860, 37865720]

約数ペア:

[(1, 37865720), (2, 18932860), (4, 9466430), (5, 7573144), (8, 4733215), (10, 3786572), (20, 1893286), (40, 946643), (67, 565160), (71, 533320), (134, 282580), (142, 266660), (199, 190280), (268, 141290), (284, 133330), (335, 113032), (355, 106664), (398, 95140), (536, 70645), (568, 66665), (670, 56516), (710, 53332), (796, 47570), (995, 38056), (1340, 28258), (1420, 26666), (1592, 23785), (1990, 19028), (2680, 14129), (2840, 13333), (3980, 9514), (4757, 7960)]