2555776545

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{929}}^1$

素因数の和:1167

約数の個数: 96

約数和(自身を含む): 5038070400

約数和(自身を除く): 2482293855

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 197, 245, 285, 399, 591, 665, 735, 929, 931, 985, 1379, 1995, 2787, 2793, 2955, 3743, 4137, 4645, 4655, 6503, 6895, 9653, 11229, 13935, 13965, 17651, 18715, 19509, 20685, 26201, 28959, 32515, 45521, 48265, 52953, 56145, 78603, 88255, 97545, 123557, 131005, 136563, 144795, 183013, 183407, 227605, 264765, 370671, 393015, 549039, 550221, 617785, 682815, 864899, 915065, 917035, 1281091, 1853355, 2594697, 2745195, 2751105, 3477247, 3843273, 4324495, 6405455, 8967637, 10431741, 12973485, 17386235, 19216365, 24340729, 26902911, 44838185, 52158705, 73022187, 121703645, 134514555, 170385103, 365110935, 511155309, 851925515, 2555776545]

約数ペア:

[(1, 2555776545), (3, 851925515), (5, 511155309), (7, 365110935), (15, 170385103), (19, 134514555), (21, 121703645), (35, 73022187), (49, 52158705), (57, 44838185), (95, 26902911), (105, 24340729), (133, 19216365), (147, 17386235), (197, 12973485), (245, 10431741), (285, 8967637), (399, 6405455), (591, 4324495), (665, 3843273), (735, 3477247), (929, 2751105), (931, 2745195), (985, 2594697), (1379, 1853355), (1995, 1281091), (2787, 917035), (2793, 915065), (2955, 864899), (3743, 682815), (4137, 617785), (4645, 550221), (4655, 549039), (6503, 393015), (6895, 370671), (9653, 264765), (11229, 227605), (13935, 183407), (13965, 183013), (17651, 144795), (18715, 136563), (19509, 131005), (20685, 123557), (26201, 97545), (28959, 88255), (32515, 78603), (45521, 56145), (48265, 52953)]