80662400

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:321

約数の個数: 192

約数和(自身を含む): 246130080

約数和(自身を除く): 165467680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 70, 80, 91, 100, 104, 112, 128, 130, 140, 160, 175, 182, 200, 208, 224, 260, 277, 280, 320, 325, 350, 364, 400, 416, 448, 455, 520, 554, 560, 640, 650, 700, 728, 800, 832, 896, 910, 1040, 1108, 1120, 1300, 1385, 1400, 1456, 1600, 1664, 1820, 1939, 2080, 2216, 2240, 2275, 2600, 2770, 2800, 2912, 3200, 3601, 3640, 3878, 4160, 4432, 4480, 4550, 5200, 5540, 5600, 5824, 6925, 7202, 7280, 7756, 8320, 8864, 9100, 9695, 10400, 11080, 11200, 11648, 13850, 14404, 14560, 15512, 17728, 18005, 18200, 19390, 20800, 22160, 22400, 25207, 27700, 28808, 29120, 31024, 35456, 36010, 36400, 38780, 41600, 44320, 48475, 50414, 55400, 57616, 58240, 62048, 72020, 72800, 77560, 88640, 90025, 96950, 100828, 110800, 115232, 124096, 126035, 144040, 145600, 155120, 177280, 180050, 193900, 201656, 221600, 230464, 248192, 252070, 288080, 291200, 310240, 360100, 387800, 403312, 443200, 460928, 504140, 576160, 620480, 630175, 720200, 775600, 806624, 886400, 1008280, 1152320, 1240960, 1260350, 1440400, 1551200, 1613248, 2016560, 2304640, 2520700, 2880800, 3102400, 3226496, 4033120, 5041400, 5761600, 6204800, 8066240, 10082800, 11523200, 16132480, 20165600, 40331200, 80662400]

約数ペア:

[(1, 80662400), (2, 40331200), (4, 20165600), (5, 16132480), (7, 11523200), (8, 10082800), (10, 8066240), (13, 6204800), (14, 5761600), (16, 5041400), (20, 4033120), (25, 3226496), (26, 3102400), (28, 2880800), (32, 2520700), (35, 2304640), (40, 2016560), (50, 1613248), (52, 1551200), (56, 1440400), (64, 1260350), (65, 1240960), (70, 1152320), (80, 1008280), (91, 886400), (100, 806624), (104, 775600), (112, 720200), (128, 630175), (130, 620480), (140, 576160), (160, 504140), (175, 460928), (182, 443200), (200, 403312), (208, 387800), (224, 360100), (260, 310240), (277, 291200), (280, 288080), (320, 252070), (325, 248192), (350, 230464), (364, 221600), (400, 201656), (416, 193900), (448, 180050), (455, 177280), (520, 155120), (554, 145600), (560, 144040), (640, 126035), (650, 124096), (700, 115232), (728, 110800), (800, 100828), (832, 96950), (896, 90025), (910, 88640), (1040, 77560), (1108, 72800), (1120, 72020), (1300, 62048), (1385, 58240), (1400, 57616), (1456, 55400), (1600, 50414), (1664, 48475), (1820, 44320), (1939, 41600), (2080, 38780), (2216, 36400), (2240, 36010), (2275, 35456), (2600, 31024), (2770, 29120), (2800, 28808), (2912, 27700), (3200, 25207), (3601, 22400), (3640, 22160), (3878, 20800), (4160, 19390), (4432, 18200), (4480, 18005), (4550, 17728), (5200, 15512), (5540, 14560), (5600, 14404), (5824, 13850), (6925, 11648), (7202, 11200), (7280, 11080), (7756, 10400), (8320, 9695), (8864, 9100)]