90356000

素因数分解:

$2^5\times 5^3\times 7^2\times {\mathrm{461}}^1$

素因数の和:500

約数の個数: 144

約数和(自身を含む): 258810552

約数和(自身を除く): 168454552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 160, 175, 196, 200, 224, 245, 250, 280, 350, 392, 400, 461, 490, 500, 560, 700, 784, 800, 875, 922, 980, 1000, 1120, 1225, 1400, 1568, 1750, 1844, 1960, 2000, 2305, 2450, 2800, 3227, 3500, 3688, 3920, 4000, 4610, 4900, 5600, 6125, 6454, 7000, 7376, 7840, 9220, 9800, 11525, 12250, 12908, 14000, 14752, 16135, 18440, 19600, 22589, 23050, 24500, 25816, 28000, 32270, 36880, 39200, 45178, 46100, 49000, 51632, 57625, 64540, 73760, 80675, 90356, 92200, 98000, 103264, 112945, 115250, 129080, 161350, 180712, 184400, 196000, 225890, 230500, 258160, 322700, 361424, 368800, 403375, 451780, 461000, 516320, 564725, 645400, 722848, 806750, 903560, 922000, 1129450, 1290800, 1613500, 1807120, 1844000, 2258900, 2581600, 2823625, 3227000, 3614240, 4517800, 5647250, 6454000, 9035600, 11294500, 12908000, 18071200, 22589000, 45178000, 90356000]

約数ペア:

[(1, 90356000), (2, 45178000), (4, 22589000), (5, 18071200), (7, 12908000), (8, 11294500), (10, 9035600), (14, 6454000), (16, 5647250), (20, 4517800), (25, 3614240), (28, 3227000), (32, 2823625), (35, 2581600), (40, 2258900), (49, 1844000), (50, 1807120), (56, 1613500), (70, 1290800), (80, 1129450), (98, 922000), (100, 903560), (112, 806750), (125, 722848), (140, 645400), (160, 564725), (175, 516320), (196, 461000), (200, 451780), (224, 403375), (245, 368800), (250, 361424), (280, 322700), (350, 258160), (392, 230500), (400, 225890), (461, 196000), (490, 184400), (500, 180712), (560, 161350), (700, 129080), (784, 115250), (800, 112945), (875, 103264), (922, 98000), (980, 92200), (1000, 90356), (1120, 80675), (1225, 73760), (1400, 64540), (1568, 57625), (1750, 51632), (1844, 49000), (1960, 46100), (2000, 45178), (2305, 39200), (2450, 36880), (2800, 32270), (3227, 28000), (3500, 25816), (3688, 24500), (3920, 23050), (4000, 22589), (4610, 19600), (4900, 18440), (5600, 16135), (6125, 14752), (6454, 14000), (7000, 12908), (7376, 12250), (7840, 11525), (9220, 9800)]