20020800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 168

約数和(自身を含む): 67905376

約数和(自身を除く): 47884576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 43, 48, 50, 60, 64, 75, 80, 86, 96, 97, 100, 120, 129, 150, 160, 172, 192, 194, 200, 215, 240, 258, 291, 300, 320, 344, 388, 400, 430, 480, 485, 516, 582, 600, 645, 688, 776, 800, 860, 960, 970, 1032, 1075, 1164, 1200, 1290, 1376, 1455, 1552, 1600, 1720, 1940, 2064, 2150, 2328, 2400, 2425, 2580, 2752, 2910, 3104, 3225, 3440, 3880, 4128, 4171, 4300, 4656, 4800, 4850, 5160, 5820, 6208, 6450, 6880, 7275, 7760, 8256, 8342, 8600, 9312, 9700, 10320, 11640, 12513, 12900, 13760, 14550, 15520, 16684, 17200, 18624, 19400, 20640, 20855, 23280, 25026, 25800, 29100, 31040, 33368, 34400, 38800, 41280, 41710, 46560, 50052, 51600, 58200, 62565, 66736, 68800, 77600, 83420, 93120, 100104, 103200, 104275, 116400, 125130, 133472, 155200, 166840, 200208, 206400, 208550, 232800, 250260, 266944, 312825, 333680, 400416, 417100, 465600, 500520, 625650, 667360, 800832, 834200, 1001040, 1251300, 1334720, 1668400, 2002080, 2502600, 3336800, 4004160, 5005200, 6673600, 10010400, 20020800]

約数ペア:

[(1, 20020800), (2, 10010400), (3, 6673600), (4, 5005200), (5, 4004160), (6, 3336800), (8, 2502600), (10, 2002080), (12, 1668400), (15, 1334720), (16, 1251300), (20, 1001040), (24, 834200), (25, 800832), (30, 667360), (32, 625650), (40, 500520), (43, 465600), (48, 417100), (50, 400416), (60, 333680), (64, 312825), (75, 266944), (80, 250260), (86, 232800), (96, 208550), (97, 206400), (100, 200208), (120, 166840), (129, 155200), (150, 133472), (160, 125130), (172, 116400), (192, 104275), (194, 103200), (200, 100104), (215, 93120), (240, 83420), (258, 77600), (291, 68800), (300, 66736), (320, 62565), (344, 58200), (388, 51600), (400, 50052), (430, 46560), (480, 41710), (485, 41280), (516, 38800), (582, 34400), (600, 33368), (645, 31040), (688, 29100), (776, 25800), (800, 25026), (860, 23280), (960, 20855), (970, 20640), (1032, 19400), (1075, 18624), (1164, 17200), (1200, 16684), (1290, 15520), (1376, 14550), (1455, 13760), (1552, 12900), (1600, 12513), (1720, 11640), (1940, 10320), (2064, 9700), (2150, 9312), (2328, 8600), (2400, 8342), (2425, 8256), (2580, 7760), (2752, 7275), (2910, 6880), (3104, 6450), (3225, 6208), (3440, 5820), (3880, 5160), (4128, 4850), (4171, 4800), (4300, 4656)]