20132381325

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{322247}}^1$

素因数の和:322291

約数の個数: 72

約数和(自身を含む): 40997679552

約数和(自身を除く): 20865298227

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 49, 51, 75, 85, 105, 119, 147, 175, 245, 255, 357, 425, 525, 595, 735, 833, 1225, 1275, 1785, 2499, 2975, 3675, 4165, 8925, 12495, 20825, 62475, 322247, 966741, 1611235, 2255729, 4833705, 5478199, 6767187, 8056175, 11278645, 15790103, 16434597, 24168525, 27390995, 33835935, 38347393, 47370309, 56393225, 78950515, 82172985, 115042179, 136954975, 169179675, 191736965, 236851545, 268431751, 394752575, 410864925, 575210895, 805295253, 958684825, 1184257725, 1342158755, 2876054475, 4026476265, 6710793775, 20132381325]

約数ペア:

[(1, 20132381325), (3, 6710793775), (5, 4026476265), (7, 2876054475), (15, 1342158755), (17, 1184257725), (21, 958684825), (25, 805295253), (35, 575210895), (49, 410864925), (51, 394752575), (75, 268431751), (85, 236851545), (105, 191736965), (119, 169179675), (147, 136954975), (175, 115042179), (245, 82172985), (255, 78950515), (357, 56393225), (425, 47370309), (525, 38347393), (595, 33835935), (735, 27390995), (833, 24168525), (1225, 16434597), (1275, 15790103), (1785, 11278645), (2499, 8056175), (2975, 6767187), (3675, 5478199), (4165, 4833705), (8925, 2255729), (12495, 1611235), (20825, 966741), (62475, 322247)]