82455040

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1093

約数の個数: 80

約数和(自身を含む): 204272640

約数和(自身を除く): 121817600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1039, 1240, 1280, 1984, 2078, 2480, 2560, 3968, 4156, 4960, 5195, 7936, 8312, 9920, 10390, 15872, 16624, 19840, 20780, 32209, 33248, 39680, 41560, 64418, 66496, 79360, 83120, 128836, 132992, 161045, 166240, 257672, 265984, 322090, 332480, 515344, 531968, 644180, 664960, 1030688, 1288360, 1329920, 2061376, 2576720, 2659840, 4122752, 5153440, 8245504, 10306880, 16491008, 20613760, 41227520, 82455040]

約数ペア:

[(1, 82455040), (2, 41227520), (4, 20613760), (5, 16491008), (8, 10306880), (10, 8245504), (16, 5153440), (20, 4122752), (31, 2659840), (32, 2576720), (40, 2061376), (62, 1329920), (64, 1288360), (80, 1030688), (124, 664960), (128, 644180), (155, 531968), (160, 515344), (248, 332480), (256, 322090), (310, 265984), (320, 257672), (496, 166240), (512, 161045), (620, 132992), (640, 128836), (992, 83120), (1039, 79360), (1240, 66496), (1280, 64418), (1984, 41560), (2078, 39680), (2480, 33248), (2560, 32209), (3968, 20780), (4156, 19840), (4960, 16624), (5195, 15872), (7936, 10390), (8312, 9920)]