498172480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3863}}^1$

素因数の和:3924

約数の個数: 112

約数和(自身を含む): 1319076864

約数和(自身を除く): 820904384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 992, 1040, 1240, 1612, 1984, 2015, 2080, 2480, 3224, 3863, 4030, 4160, 4960, 6448, 7726, 8060, 9920, 12896, 15452, 16120, 19315, 25792, 30904, 32240, 38630, 50219, 61808, 64480, 77260, 100438, 119753, 123616, 128960, 154520, 200876, 239506, 247232, 251095, 309040, 401752, 479012, 502190, 598765, 618080, 803504, 958024, 1004380, 1197530, 1236160, 1556789, 1607008, 1916048, 2008760, 2395060, 3113578, 3214016, 3832096, 4017520, 4790120, 6227156, 7664192, 7783945, 8035040, 9580240, 12454312, 15567890, 16070080, 19160480, 24908624, 31135780, 38320960, 49817248, 62271560, 99634496, 124543120, 249086240, 498172480]

約数ペア:

[(1, 498172480), (2, 249086240), (4, 124543120), (5, 99634496), (8, 62271560), (10, 49817248), (13, 38320960), (16, 31135780), (20, 24908624), (26, 19160480), (31, 16070080), (32, 15567890), (40, 12454312), (52, 9580240), (62, 8035040), (64, 7783945), (65, 7664192), (80, 6227156), (104, 4790120), (124, 4017520), (130, 3832096), (155, 3214016), (160, 3113578), (208, 2395060), (248, 2008760), (260, 1916048), (310, 1607008), (320, 1556789), (403, 1236160), (416, 1197530), (496, 1004380), (520, 958024), (620, 803504), (806, 618080), (832, 598765), (992, 502190), (1040, 479012), (1240, 401752), (1612, 309040), (1984, 251095), (2015, 247232), (2080, 239506), (2480, 200876), (3224, 154520), (3863, 128960), (4030, 123616), (4160, 119753), (4960, 100438), (6448, 77260), (7726, 64480), (8060, 61808), (9920, 50219), (12896, 38630), (15452, 32240), (16120, 30904), (19315, 25792)]