80846080

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{1289}}^1$

素因数の和:1324

約数の個数: 108

約数和(自身を含む): 225442980

約数和(自身を除く): 144596900

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1289, 1568, 1792, 1960, 2240, 2578, 3136, 3920, 4480, 5156, 6272, 6445, 7840, 8960, 9023, 10312, 12544, 12890, 15680, 18046, 20624, 25780, 31360, 36092, 41248, 45115, 51560, 62720, 63161, 72184, 82496, 90230, 103120, 126322, 144368, 164992, 180460, 206240, 252644, 288736, 315805, 329984, 360920, 412480, 505288, 577472, 631610, 721840, 824960, 1010576, 1154944, 1263220, 1443680, 1649920, 2021152, 2309888, 2526440, 2887360, 4042304, 5052880, 5774720, 8084608, 10105760, 11549440, 16169216, 20211520, 40423040, 80846080]

約数ペア:

[(1, 80846080), (2, 40423040), (4, 20211520), (5, 16169216), (7, 11549440), (8, 10105760), (10, 8084608), (14, 5774720), (16, 5052880), (20, 4042304), (28, 2887360), (32, 2526440), (35, 2309888), (40, 2021152), (49, 1649920), (56, 1443680), (64, 1263220), (70, 1154944), (80, 1010576), (98, 824960), (112, 721840), (128, 631610), (140, 577472), (160, 505288), (196, 412480), (224, 360920), (245, 329984), (256, 315805), (280, 288736), (320, 252644), (392, 206240), (448, 180460), (490, 164992), (560, 144368), (640, 126322), (784, 103120), (896, 90230), (980, 82496), (1120, 72184), (1280, 63161), (1289, 62720), (1568, 51560), (1792, 45115), (1960, 41248), (2240, 36092), (2578, 31360), (3136, 25780), (3920, 20624), (4480, 18046), (5156, 15680), (6272, 12890), (6445, 12544), (7840, 10312), (8960, 9023)]