30892750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 67092480

約数和(自身を除く): 36199730

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 127, 139, 175, 250, 254, 278, 350, 635, 695, 875, 889, 973, 1270, 1390, 1750, 1778, 1946, 3175, 3475, 4445, 4865, 6350, 6950, 8890, 9730, 15875, 17375, 17653, 22225, 24325, 31750, 34750, 35306, 44450, 48650, 88265, 111125, 121625, 123571, 176530, 222250, 243250, 247142, 441325, 617855, 882650, 1235710, 2206625, 3089275, 4413250, 6178550, 15446375, 30892750]

約数ペア:

[(1, 30892750), (2, 15446375), (5, 6178550), (7, 4413250), (10, 3089275), (14, 2206625), (25, 1235710), (35, 882650), (50, 617855), (70, 441325), (125, 247142), (127, 243250), (139, 222250), (175, 176530), (250, 123571), (254, 121625), (278, 111125), (350, 88265), (635, 48650), (695, 44450), (875, 35306), (889, 34750), (973, 31750), (1270, 24325), (1390, 22225), (1750, 17653), (1778, 17375), (1946, 15875), (3175, 9730), (3475, 8890), (4445, 6950), (4865, 6350)]