1306636700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{1097}}^1$

素因数の和:1431

約数の個数: 72

約数和(自身を含む): 2914469712

約数和(自身を除く): 1607833012

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 277, 430, 554, 860, 1075, 1097, 1108, 1385, 2150, 2194, 2770, 4300, 4388, 5485, 5540, 6925, 10970, 11911, 13850, 21940, 23822, 27425, 27700, 47171, 47644, 54850, 59555, 94342, 109700, 119110, 188684, 235855, 238220, 297775, 303869, 471710, 595550, 607738, 943420, 1179275, 1191100, 1215476, 1519345, 2358550, 3038690, 4717100, 6077380, 7596725, 13066367, 15193450, 26132734, 30386900, 52265468, 65331835, 130663670, 261327340, 326659175, 653318350, 1306636700]

約数ペア:

[(1, 1306636700), (2, 653318350), (4, 326659175), (5, 261327340), (10, 130663670), (20, 65331835), (25, 52265468), (43, 30386900), (50, 26132734), (86, 15193450), (100, 13066367), (172, 7596725), (215, 6077380), (277, 4717100), (430, 3038690), (554, 2358550), (860, 1519345), (1075, 1215476), (1097, 1191100), (1108, 1179275), (1385, 943420), (2150, 607738), (2194, 595550), (2770, 471710), (4300, 303869), (4388, 297775), (5485, 238220), (5540, 235855), (6925, 188684), (10970, 119110), (11911, 109700), (13850, 94342), (21940, 59555), (23822, 54850), (27425, 47644), (27700, 47171)]