31389750

素因数分解:

$2^1\times 3^2\times 5^3\times 7^1\times {\mathrm{1993}}^1$

素因数の和:2023

約数の個数: 96

約数和(自身を含む): 97051968

約数和(自身を除く): 65662218

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 125, 126, 150, 175, 210, 225, 250, 315, 350, 375, 450, 525, 630, 750, 875, 1050, 1125, 1575, 1750, 1993, 2250, 2625, 3150, 3986, 5250, 5979, 7875, 9965, 11958, 13951, 15750, 17937, 19930, 27902, 29895, 35874, 41853, 49825, 59790, 69755, 83706, 89685, 99650, 125559, 139510, 149475, 179370, 209265, 249125, 251118, 298950, 348775, 418530, 448425, 498250, 627795, 697550, 747375, 896850, 1046325, 1255590, 1494750, 1743875, 2092650, 2242125, 3138975, 3487750, 4484250, 5231625, 6277950, 10463250, 15694875, 31389750]

約数ペア:

[(1, 31389750), (2, 15694875), (3, 10463250), (5, 6277950), (6, 5231625), (7, 4484250), (9, 3487750), (10, 3138975), (14, 2242125), (15, 2092650), (18, 1743875), (21, 1494750), (25, 1255590), (30, 1046325), (35, 896850), (42, 747375), (45, 697550), (50, 627795), (63, 498250), (70, 448425), (75, 418530), (90, 348775), (105, 298950), (125, 251118), (126, 249125), (150, 209265), (175, 179370), (210, 149475), (225, 139510), (250, 125559), (315, 99650), (350, 89685), (375, 83706), (450, 69755), (525, 59790), (630, 49825), (750, 41853), (875, 35874), (1050, 29895), (1125, 27902), (1575, 19930), (1750, 17937), (1993, 15750), (2250, 13951), (2625, 11958), (3150, 9965), (3986, 7875), (5250, 5979)]