2890390400

素因数分解:

$2^7\times 5^2\times {\mathrm{31}}^1\times {\mathrm{29137}}^1$

素因数の和:29192

約数の個数: 96

約数和(自身を含む): 7370748480

約数和(自身を除く): 4480358080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 310, 320, 400, 496, 620, 640, 775, 800, 992, 1240, 1550, 1600, 1984, 2480, 3100, 3200, 3968, 4960, 6200, 9920, 12400, 19840, 24800, 29137, 49600, 58274, 99200, 116548, 145685, 233096, 291370, 466192, 582740, 728425, 903247, 932384, 1165480, 1456850, 1806494, 1864768, 2330960, 2913700, 3612988, 3729536, 4516235, 4661920, 5827400, 7225976, 9032470, 9323840, 11654800, 14451952, 18064940, 18647680, 22581175, 23309600, 28903904, 36129880, 45162350, 46619200, 57807808, 72259760, 90324700, 93238400, 115615616, 144519520, 180649400, 289039040, 361298800, 578078080, 722597600, 1445195200, 2890390400]

約数ペア:

[(1, 2890390400), (2, 1445195200), (4, 722597600), (5, 578078080), (8, 361298800), (10, 289039040), (16, 180649400), (20, 144519520), (25, 115615616), (31, 93238400), (32, 90324700), (40, 72259760), (50, 57807808), (62, 46619200), (64, 45162350), (80, 36129880), (100, 28903904), (124, 23309600), (128, 22581175), (155, 18647680), (160, 18064940), (200, 14451952), (248, 11654800), (310, 9323840), (320, 9032470), (400, 7225976), (496, 5827400), (620, 4661920), (640, 4516235), (775, 3729536), (800, 3612988), (992, 2913700), (1240, 2330960), (1550, 1864768), (1600, 1806494), (1984, 1456850), (2480, 1165480), (3100, 932384), (3200, 903247), (3968, 728425), (4960, 582740), (6200, 466192), (9920, 291370), (12400, 233096), (19840, 145685), (24800, 116548), (29137, 99200), (49600, 58274)]