29947750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 65070720

約数和(自身を除く): 35122970

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 109, 125, 157, 175, 218, 250, 314, 350, 545, 763, 785, 875, 1090, 1099, 1526, 1570, 1750, 2198, 2725, 3815, 3925, 5450, 5495, 7630, 7850, 10990, 13625, 17113, 19075, 19625, 27250, 27475, 34226, 38150, 39250, 54950, 85565, 95375, 119791, 137375, 171130, 190750, 239582, 274750, 427825, 598955, 855650, 1197910, 2139125, 2994775, 4278250, 5989550, 14973875, 29947750]

約数ペア:

[(1, 29947750), (2, 14973875), (5, 5989550), (7, 4278250), (10, 2994775), (14, 2139125), (25, 1197910), (35, 855650), (50, 598955), (70, 427825), (109, 274750), (125, 239582), (157, 190750), (175, 171130), (218, 137375), (250, 119791), (314, 95375), (350, 85565), (545, 54950), (763, 39250), (785, 38150), (875, 34226), (1090, 27475), (1099, 27250), (1526, 19625), (1570, 19075), (1750, 17113), (2198, 13625), (2725, 10990), (3815, 7850), (3925, 7630), (5450, 5495)]