38739750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 113577984

約数和(自身を除く): 74838234

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 47, 50, 70, 75, 94, 105, 125, 141, 150, 157, 175, 210, 235, 250, 282, 314, 329, 350, 375, 470, 471, 525, 658, 705, 750, 785, 875, 942, 987, 1050, 1099, 1175, 1410, 1570, 1645, 1750, 1974, 2198, 2350, 2355, 2625, 3290, 3297, 3525, 3925, 4710, 4935, 5250, 5495, 5875, 6594, 7050, 7379, 7850, 8225, 9870, 10990, 11750, 11775, 14758, 16450, 16485, 17625, 19625, 22137, 23550, 24675, 27475, 32970, 35250, 36895, 39250, 41125, 44274, 49350, 51653, 54950, 58875, 73790, 82250, 82425, 103306, 110685, 117750, 123375, 137375, 154959, 164850, 184475, 221370, 246750, 258265, 274750, 309918, 368950, 412125, 516530, 553425, 774795, 824250, 922375, 1106850, 1291325, 1549590, 1844750, 2582650, 2767125, 3873975, 5534250, 6456625, 7747950, 12913250, 19369875, 38739750]

約数ペア:

[(1, 38739750), (2, 19369875), (3, 12913250), (5, 7747950), (6, 6456625), (7, 5534250), (10, 3873975), (14, 2767125), (15, 2582650), (21, 1844750), (25, 1549590), (30, 1291325), (35, 1106850), (42, 922375), (47, 824250), (50, 774795), (70, 553425), (75, 516530), (94, 412125), (105, 368950), (125, 309918), (141, 274750), (150, 258265), (157, 246750), (175, 221370), (210, 184475), (235, 164850), (250, 154959), (282, 137375), (314, 123375), (329, 117750), (350, 110685), (375, 103306), (470, 82425), (471, 82250), (525, 73790), (658, 58875), (705, 54950), (750, 51653), (785, 49350), (875, 44274), (942, 41125), (987, 39250), (1050, 36895), (1099, 35250), (1175, 32970), (1410, 27475), (1570, 24675), (1645, 23550), (1750, 22137), (1974, 19625), (2198, 17625), (2350, 16485), (2355, 16450), (2625, 14758), (3290, 11775), (3297, 11750), (3525, 10990), (3925, 9870), (4710, 8225), (4935, 7850), (5250, 7379), (5495, 7050), (5875, 6594)]