2498443850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:421

約数の個数: 144

約数和(自身を含む): 5605998336

約数和(自身を除く): 3107554486

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 53, 70, 71, 98, 106, 142, 175, 245, 265, 271, 350, 355, 371, 490, 497, 530, 542, 710, 742, 994, 1225, 1325, 1355, 1775, 1855, 1897, 2450, 2485, 2597, 2650, 2710, 3479, 3550, 3710, 3763, 3794, 4970, 5194, 6775, 6958, 7526, 9275, 9485, 12425, 12985, 13279, 13550, 14363, 17395, 18550, 18815, 18970, 19241, 24850, 25970, 26341, 26558, 28726, 34790, 37630, 38482, 47425, 52682, 64925, 66395, 71815, 86975, 94075, 94850, 96205, 100541, 129850, 131705, 132790, 134687, 143630, 173950, 184387, 188150, 192410, 201082, 263410, 269374, 331975, 359075, 368774, 481025, 502705, 658525, 663950, 673435, 703787, 718150, 921935, 942809, 962050, 1005410, 1019773, 1317050, 1346870, 1407574, 1843870, 1885618, 2039546, 2513525, 3367175, 3518935, 4609675, 4714045, 5027050, 5098865, 6734350, 7037870, 7138411, 9219350, 9428090, 10197730, 14276822, 17594675, 23570225, 25494325, 35189350, 35692055, 47140450, 49968877, 50988650, 71384110, 99937754, 178460275, 249844385, 356920550, 499688770, 1249221925, 2498443850]

約数ペア:

[(1, 2498443850), (2, 1249221925), (5, 499688770), (7, 356920550), (10, 249844385), (14, 178460275), (25, 99937754), (35, 71384110), (49, 50988650), (50, 49968877), (53, 47140450), (70, 35692055), (71, 35189350), (98, 25494325), (106, 23570225), (142, 17594675), (175, 14276822), (245, 10197730), (265, 9428090), (271, 9219350), (350, 7138411), (355, 7037870), (371, 6734350), (490, 5098865), (497, 5027050), (530, 4714045), (542, 4609675), (710, 3518935), (742, 3367175), (994, 2513525), (1225, 2039546), (1325, 1885618), (1355, 1843870), (1775, 1407574), (1855, 1346870), (1897, 1317050), (2450, 1019773), (2485, 1005410), (2597, 962050), (2650, 942809), (2710, 921935), (3479, 718150), (3550, 703787), (3710, 673435), (3763, 663950), (3794, 658525), (4970, 502705), (5194, 481025), (6775, 368774), (6958, 359075), (7526, 331975), (9275, 269374), (9485, 263410), (12425, 201082), (12985, 192410), (13279, 188150), (13550, 184387), (14363, 173950), (17395, 143630), (18550, 134687), (18815, 132790), (18970, 131705), (19241, 129850), (24850, 100541), (25970, 96205), (26341, 94850), (26558, 94075), (28726, 86975), (34790, 71815), (37630, 66395), (38482, 64925), (47425, 52682)]