20078020425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{79133}}^1$

素因数の和:79362

約数の個数: 48

約数和(自身を含む): 35325417600

約数和(自身を除く): 15247397175

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 199, 255, 425, 597, 995, 1275, 2985, 3383, 4975, 10149, 14925, 16915, 50745, 79133, 84575, 237399, 253725, 395665, 1186995, 1345261, 1978325, 4035783, 5934975, 6726305, 15747467, 20178915, 33631525, 47242401, 78737335, 100894575, 236212005, 267706939, 393686675, 803120817, 1181060025, 1338534695, 4015604085, 6692673475, 20078020425]

約数ペア:

[(1, 20078020425), (3, 6692673475), (5, 4015604085), (15, 1338534695), (17, 1181060025), (25, 803120817), (51, 393686675), (75, 267706939), (85, 236212005), (199, 100894575), (255, 78737335), (425, 47242401), (597, 33631525), (995, 20178915), (1275, 15747467), (2985, 6726305), (3383, 5934975), (4975, 4035783), (10149, 1978325), (14925, 1345261), (16915, 1186995), (50745, 395665), (79133, 253725), (84575, 237399)]