40645750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 82368000

約数和(自身を除く): 41722250

約数列:

[1, 2, 5, 10, 19, 25, 38, 43, 50, 86, 95, 125, 190, 199, 215, 250, 398, 430, 475, 817, 950, 995, 1075, 1634, 1990, 2150, 2375, 3781, 4085, 4750, 4975, 5375, 7562, 8170, 8557, 9950, 10750, 17114, 18905, 20425, 24875, 37810, 40850, 42785, 49750, 85570, 94525, 102125, 162583, 189050, 204250, 213925, 325166, 427850, 472625, 812915, 945250, 1069625, 1625830, 2139250, 4064575, 8129150, 20322875, 40645750]

約数ペア:

[(1, 40645750), (2, 20322875), (5, 8129150), (10, 4064575), (19, 2139250), (25, 1625830), (38, 1069625), (43, 945250), (50, 812915), (86, 472625), (95, 427850), (125, 325166), (190, 213925), (199, 204250), (215, 189050), (250, 162583), (398, 102125), (430, 94525), (475, 85570), (817, 49750), (950, 42785), (995, 40850), (1075, 37810), (1634, 24875), (1990, 20425), (2150, 18905), (2375, 17114), (3781, 10750), (4085, 9950), (4750, 8557), (4975, 8170), (5375, 7562)]