80395980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2857}}^1$

素因数の和:2943

約数の個数: 96

約数和(自身を含む): 261198336

約数和(自身を除く): 180802356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 67, 70, 84, 105, 134, 140, 201, 210, 268, 335, 402, 420, 469, 670, 804, 938, 1005, 1340, 1407, 1876, 2010, 2345, 2814, 2857, 4020, 4690, 5628, 5714, 7035, 8571, 9380, 11428, 14070, 14285, 17142, 19999, 28140, 28570, 34284, 39998, 42855, 57140, 59997, 79996, 85710, 99995, 119994, 171420, 191419, 199990, 239988, 299985, 382838, 399980, 574257, 599970, 765676, 957095, 1148514, 1199940, 1339933, 1914190, 2297028, 2679866, 2871285, 3828380, 4019799, 5359732, 5742570, 6699665, 8039598, 11485140, 13399330, 16079196, 20098995, 26798660, 40197990, 80395980]

約数ペア:

[(1, 80395980), (2, 40197990), (3, 26798660), (4, 20098995), (5, 16079196), (6, 13399330), (7, 11485140), (10, 8039598), (12, 6699665), (14, 5742570), (15, 5359732), (20, 4019799), (21, 3828380), (28, 2871285), (30, 2679866), (35, 2297028), (42, 1914190), (60, 1339933), (67, 1199940), (70, 1148514), (84, 957095), (105, 765676), (134, 599970), (140, 574257), (201, 399980), (210, 382838), (268, 299985), (335, 239988), (402, 199990), (420, 191419), (469, 171420), (670, 119994), (804, 99995), (938, 85710), (1005, 79996), (1340, 59997), (1407, 57140), (1876, 42855), (2010, 39998), (2345, 34284), (2814, 28570), (2857, 28140), (4020, 19999), (4690, 17142), (5628, 14285), (5714, 14070), (7035, 11428), (8571, 9380)]