8078778870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{653}}^1$

素因数の和:998

約数の個数: 128

約数和(自身を含む): 20504752128

約数和(自身を除く): 12425973258

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 53, 62, 93, 106, 155, 159, 186, 251, 265, 310, 318, 465, 502, 530, 653, 753, 795, 930, 1255, 1306, 1506, 1590, 1643, 1959, 2510, 3265, 3286, 3765, 3918, 4929, 6530, 7530, 7781, 8215, 9795, 9858, 13303, 15562, 16430, 19590, 20243, 23343, 24645, 26606, 34609, 38905, 39909, 40486, 46686, 49290, 60729, 66515, 69218, 77810, 79818, 101215, 103827, 116715, 121458, 133030, 163903, 173045, 199545, 202430, 207654, 233430, 303645, 327806, 346090, 399090, 412393, 491709, 519135, 607290, 819515, 824786, 983418, 1038270, 1072879, 1237179, 1639030, 2061965, 2145758, 2458545, 2474358, 3218637, 4123930, 4917090, 5080993, 5364395, 6185895, 6437274, 8686859, 10161986, 10728790, 12371790, 15242979, 16093185, 17373718, 25404965, 26060577, 30485958, 32186370, 43434295, 50809930, 52121154, 76214895, 86868590, 130302885, 152429790, 260605770, 269292629, 538585258, 807877887, 1346463145, 1615755774, 2692926290, 4039389435, 8078778870]

約数ペア:

[(1, 8078778870), (2, 4039389435), (3, 2692926290), (5, 1615755774), (6, 1346463145), (10, 807877887), (15, 538585258), (30, 269292629), (31, 260605770), (53, 152429790), (62, 130302885), (93, 86868590), (106, 76214895), (155, 52121154), (159, 50809930), (186, 43434295), (251, 32186370), (265, 30485958), (310, 26060577), (318, 25404965), (465, 17373718), (502, 16093185), (530, 15242979), (653, 12371790), (753, 10728790), (795, 10161986), (930, 8686859), (1255, 6437274), (1306, 6185895), (1506, 5364395), (1590, 5080993), (1643, 4917090), (1959, 4123930), (2510, 3218637), (3265, 2474358), (3286, 2458545), (3765, 2145758), (3918, 2061965), (4929, 1639030), (6530, 1237179), (7530, 1072879), (7781, 1038270), (8215, 983418), (9795, 824786), (9858, 819515), (13303, 607290), (15562, 519135), (16430, 491709), (19590, 412393), (20243, 399090), (23343, 346090), (24645, 327806), (26606, 303645), (34609, 233430), (38905, 207654), (39909, 202430), (40486, 199545), (46686, 173045), (49290, 163903), (60729, 133030), (66515, 121458), (69218, 116715), (77810, 103827), (79818, 101215)]