38673159680

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{487313}}^1$

素因数の和:487367

約数の個数: 80

約数和(自身を含む): 95716266624

約数和(自身を除く): 57043106944

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, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 9920, 15872, 19840, 39680, 79360, 487313, 974626, 1949252, 2436565, 3898504, 4873130, 7797008, 9746260, 15106703, 15594016, 19492520, 30213406, 31188032, 38985040, 60426812, 62376064, 75533515, 77970080, 120853624, 124752128, 151067030, 155940160, 241707248, 249504256, 302134060, 311880320, 483414496, 604268120, 623760640, 966828992, 1208536240, 1247521280, 1933657984, 2417072480, 3867315968, 4834144960, 7734631936, 9668289920, 19336579840, 38673159680]

約数ペア:

[(1, 38673159680), (2, 19336579840), (4, 9668289920), (5, 7734631936), (8, 4834144960), (10, 3867315968), (16, 2417072480), (20, 1933657984), (31, 1247521280), (32, 1208536240), (40, 966828992), (62, 623760640), (64, 604268120), (80, 483414496), (124, 311880320), (128, 302134060), (155, 249504256), (160, 241707248), (248, 155940160), (256, 151067030), (310, 124752128), (320, 120853624), (496, 77970080), (512, 75533515), (620, 62376064), (640, 60426812), (992, 38985040), (1240, 31188032), (1280, 30213406), (1984, 19492520), (2480, 15594016), (2560, 15106703), (3968, 9746260), (4960, 7797008), (7936, 4873130), (9920, 3898504), (15872, 2436565), (19840, 1949252), (39680, 974626), (79360, 487313)]