2644101200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{1019}}^1$

素因数の和:1549

約数の個数: 120

約数和(自身を含む): 6861540000

約数和(自身を除く): 4217438800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 499, 520, 650, 998, 1019, 1040, 1300, 1996, 2038, 2495, 2600, 3992, 4076, 4990, 5095, 5200, 6487, 7984, 8152, 9980, 10190, 12475, 12974, 13247, 16304, 19960, 20380, 24950, 25475, 25948, 26494, 32435, 39920, 40760, 49900, 50950, 51896, 52988, 64870, 66235, 81520, 99800, 101900, 103792, 105976, 129740, 132470, 162175, 199600, 203800, 211952, 259480, 264940, 324350, 331175, 407600, 508481, 518960, 529880, 648700, 662350, 1016962, 1059760, 1297400, 1324700, 2033924, 2542405, 2594800, 2649400, 4067848, 5084810, 5298800, 6610253, 8135696, 10169620, 12712025, 13220506, 20339240, 25424050, 26441012, 33051265, 40678480, 50848100, 52882024, 66102530, 101696200, 105764048, 132205060, 165256325, 203392400, 264410120, 330512650, 528820240, 661025300, 1322050600, 2644101200]

約数ペア:

[(1, 2644101200), (2, 1322050600), (4, 661025300), (5, 528820240), (8, 330512650), (10, 264410120), (13, 203392400), (16, 165256325), (20, 132205060), (25, 105764048), (26, 101696200), (40, 66102530), (50, 52882024), (52, 50848100), (65, 40678480), (80, 33051265), (100, 26441012), (104, 25424050), (130, 20339240), (200, 13220506), (208, 12712025), (260, 10169620), (325, 8135696), (400, 6610253), (499, 5298800), (520, 5084810), (650, 4067848), (998, 2649400), (1019, 2594800), (1040, 2542405), (1300, 2033924), (1996, 1324700), (2038, 1297400), (2495, 1059760), (2600, 1016962), (3992, 662350), (4076, 648700), (4990, 529880), (5095, 518960), (5200, 508481), (6487, 407600), (7984, 331175), (8152, 324350), (9980, 264940), (10190, 259480), (12475, 211952), (12974, 203800), (13247, 199600), (16304, 162175), (19960, 132470), (20380, 129740), (24950, 105976), (25475, 103792), (25948, 101900), (26494, 99800), (32435, 81520), (39920, 66235), (40760, 64870), (49900, 52988), (50950, 51896)]