28008750

素因数分解:

$2^1\times 3^1\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1$

素因数の和:140

約数の個数: 160

約数和(自身を含む): 88171776

約数和(自身を除く): 60163026

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 50, 55, 66, 70, 75, 77, 97, 105, 110, 125, 150, 154, 165, 175, 194, 210, 231, 250, 275, 291, 330, 350, 375, 385, 462, 485, 525, 550, 582, 625, 679, 750, 770, 825, 875, 970, 1050, 1067, 1155, 1250, 1358, 1375, 1455, 1650, 1750, 1875, 1925, 2037, 2134, 2310, 2425, 2625, 2750, 2910, 3201, 3395, 3750, 3850, 4074, 4125, 4375, 4850, 5250, 5335, 5775, 6402, 6790, 6875, 7275, 7469, 8250, 8750, 9625, 10185, 10670, 11550, 12125, 13125, 13750, 14550, 14938, 16005, 16975, 19250, 20370, 20625, 22407, 24250, 26250, 26675, 28875, 32010, 33950, 36375, 37345, 41250, 44814, 48125, 50925, 53350, 57750, 60625, 72750, 74690, 80025, 84875, 96250, 101850, 112035, 121250, 133375, 144375, 160050, 169750, 181875, 186725, 224070, 254625, 266750, 288750, 363750, 373450, 400125, 424375, 509250, 560175, 666875, 800250, 848750, 933625, 1120350, 1273125, 1333750, 1867250, 2000625, 2546250, 2800875, 4001250, 4668125, 5601750, 9336250, 14004375, 28008750]

約数ペア:

[(1, 28008750), (2, 14004375), (3, 9336250), (5, 5601750), (6, 4668125), (7, 4001250), (10, 2800875), (11, 2546250), (14, 2000625), (15, 1867250), (21, 1333750), (22, 1273125), (25, 1120350), (30, 933625), (33, 848750), (35, 800250), (42, 666875), (50, 560175), (55, 509250), (66, 424375), (70, 400125), (75, 373450), (77, 363750), (97, 288750), (105, 266750), (110, 254625), (125, 224070), (150, 186725), (154, 181875), (165, 169750), (175, 160050), (194, 144375), (210, 133375), (231, 121250), (250, 112035), (275, 101850), (291, 96250), (330, 84875), (350, 80025), (375, 74690), (385, 72750), (462, 60625), (485, 57750), (525, 53350), (550, 50925), (582, 48125), (625, 44814), (679, 41250), (750, 37345), (770, 36375), (825, 33950), (875, 32010), (970, 28875), (1050, 26675), (1067, 26250), (1155, 24250), (1250, 22407), (1358, 20625), (1375, 20370), (1455, 19250), (1650, 16975), (1750, 16005), (1875, 14938), (1925, 14550), (2037, 13750), (2134, 13125), (2310, 12125), (2425, 11550), (2625, 10670), (2750, 10185), (2910, 9625), (3201, 8750), (3395, 8250), (3750, 7469), (3850, 7275), (4074, 6875), (4125, 6790), (4375, 6402), (4850, 5775), (5250, 5335)]