28000350

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{2963}}^1$

素因数の和:2991

約数の個数: 96

約数和(自身を含む): 88208640

約数和(自身を除く): 60208290

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 63, 70, 75, 90, 105, 126, 135, 150, 175, 189, 210, 225, 270, 315, 350, 378, 450, 525, 630, 675, 945, 1050, 1350, 1575, 1890, 2963, 3150, 4725, 5926, 8889, 9450, 14815, 17778, 20741, 26667, 29630, 41482, 44445, 53334, 62223, 74075, 80001, 88890, 103705, 124446, 133335, 148150, 160002, 186669, 207410, 222225, 266670, 311115, 373338, 400005, 444450, 518525, 560007, 622230, 666675, 800010, 933345, 1037050, 1120014, 1333350, 1555575, 1866690, 2000025, 2800035, 3111150, 4000050, 4666725, 5600070, 9333450, 14000175, 28000350]

約数ペア:

[(1, 28000350), (2, 14000175), (3, 9333450), (5, 5600070), (6, 4666725), (7, 4000050), (9, 3111150), (10, 2800035), (14, 2000025), (15, 1866690), (18, 1555575), (21, 1333350), (25, 1120014), (27, 1037050), (30, 933345), (35, 800010), (42, 666675), (45, 622230), (50, 560007), (54, 518525), (63, 444450), (70, 400005), (75, 373338), (90, 311115), (105, 266670), (126, 222225), (135, 207410), (150, 186669), (175, 160002), (189, 148150), (210, 133335), (225, 124446), (270, 103705), (315, 88890), (350, 80001), (378, 74075), (450, 62223), (525, 53334), (630, 44445), (675, 41482), (945, 29630), (1050, 26667), (1350, 20741), (1575, 17778), (1890, 14815), (2963, 9450), (3150, 8889), (4725, 5926)]