253516165360

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1\times {\mathrm{82613}}^1$

素因数の和:83146

約数の個数: 80

約数和(自身を含む): 597438011520

約数和(自身を除く): 343921846160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 431, 445, 712, 862, 890, 1424, 1724, 1780, 2155, 3448, 3560, 4310, 6896, 7120, 8620, 17240, 34480, 38359, 76718, 82613, 153436, 165226, 191795, 306872, 330452, 383590, 413065, 613744, 660904, 767180, 826130, 1321808, 1534360, 1652260, 3068720, 3304520, 6609040, 7352557, 14705114, 29410228, 35606203, 36762785, 58820456, 71212406, 73525570, 117640912, 142424812, 147051140, 178031015, 284849624, 294102280, 356062030, 569699248, 588204560, 712124060, 1424248120, 2848496240, 3168952067, 6337904134, 12675808268, 15844760335, 25351616536, 31689520670, 50703233072, 63379041340, 126758082680, 253516165360]

約数ペア:

[(1, 253516165360), (2, 126758082680), (4, 63379041340), (5, 50703233072), (8, 31689520670), (10, 25351616536), (16, 15844760335), (20, 12675808268), (40, 6337904134), (80, 3168952067), (89, 2848496240), (178, 1424248120), (356, 712124060), (431, 588204560), (445, 569699248), (712, 356062030), (862, 294102280), (890, 284849624), (1424, 178031015), (1724, 147051140), (1780, 142424812), (2155, 117640912), (3448, 73525570), (3560, 71212406), (4310, 58820456), (6896, 36762785), (7120, 35606203), (8620, 29410228), (17240, 14705114), (34480, 7352557), (38359, 6609040), (76718, 3304520), (82613, 3068720), (153436, 1652260), (165226, 1534360), (191795, 1321808), (306872, 826130), (330452, 767180), (383590, 660904), (413065, 613744)]