893900000

素因数分解:

$2^5\times 5^5\times 7^1\times {\mathrm{1277}}^1$

素因数の和:1319

約数の個数: 144

約数和(自身を含む): 2515901472

約数和(自身を除く): 1622001472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 625, 700, 800, 875, 1000, 1120, 1250, 1277, 1400, 1750, 2000, 2500, 2554, 2800, 3125, 3500, 4000, 4375, 5000, 5108, 5600, 6250, 6385, 7000, 8750, 8939, 10000, 10216, 12500, 12770, 14000, 17500, 17878, 20000, 20432, 21875, 25000, 25540, 28000, 31925, 35000, 35756, 40864, 43750, 44695, 50000, 51080, 63850, 70000, 71512, 87500, 89390, 100000, 102160, 127700, 140000, 143024, 159625, 175000, 178780, 204320, 223475, 255400, 286048, 319250, 350000, 357560, 446950, 510800, 638500, 700000, 715120, 798125, 893900, 1021600, 1117375, 1277000, 1430240, 1596250, 1787800, 2234750, 2554000, 3192500, 3575600, 3990625, 4469500, 5108000, 5586875, 6385000, 7151200, 7981250, 8939000, 11173750, 12770000, 15962500, 17878000, 22347500, 25540000, 27934375, 31925000, 35756000, 44695000, 55868750, 63850000, 89390000, 111737500, 127700000, 178780000, 223475000, 446950000, 893900000]

約数ペア:

[(1, 893900000), (2, 446950000), (4, 223475000), (5, 178780000), (7, 127700000), (8, 111737500), (10, 89390000), (14, 63850000), (16, 55868750), (20, 44695000), (25, 35756000), (28, 31925000), (32, 27934375), (35, 25540000), (40, 22347500), (50, 17878000), (56, 15962500), (70, 12770000), (80, 11173750), (100, 8939000), (112, 7981250), (125, 7151200), (140, 6385000), (160, 5586875), (175, 5108000), (200, 4469500), (224, 3990625), (250, 3575600), (280, 3192500), (350, 2554000), (400, 2234750), (500, 1787800), (560, 1596250), (625, 1430240), (700, 1277000), (800, 1117375), (875, 1021600), (1000, 893900), (1120, 798125), (1250, 715120), (1277, 700000), (1400, 638500), (1750, 510800), (2000, 446950), (2500, 357560), (2554, 350000), (2800, 319250), (3125, 286048), (3500, 255400), (4000, 223475), (4375, 204320), (5000, 178780), (5108, 175000), (5600, 159625), (6250, 143024), (6385, 140000), (7000, 127700), (8750, 102160), (8939, 100000), (10000, 89390), (10216, 87500), (12500, 71512), (12770, 70000), (14000, 63850), (17500, 51080), (17878, 50000), (20000, 44695), (20432, 43750), (21875, 40864), (25000, 35756), (25540, 35000), (28000, 31925)]