53388800

素因数分解:

$2^9\times 5^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:168

約数の個数: 120

約数和(自身を含む): 136746456

約数和(自身を除く): 83357656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 97, 100, 128, 160, 172, 194, 200, 215, 256, 320, 344, 388, 400, 430, 485, 512, 640, 688, 776, 800, 860, 970, 1075, 1280, 1376, 1552, 1600, 1720, 1940, 2150, 2425, 2560, 2752, 3104, 3200, 3440, 3880, 4171, 4300, 4850, 5504, 6208, 6400, 6880, 7760, 8342, 8600, 9700, 11008, 12416, 12800, 13760, 15520, 16684, 17200, 19400, 20855, 22016, 24832, 27520, 31040, 33368, 34400, 38800, 41710, 49664, 55040, 62080, 66736, 68800, 77600, 83420, 104275, 110080, 124160, 133472, 137600, 155200, 166840, 208550, 248320, 266944, 275200, 310400, 333680, 417100, 533888, 550400, 620800, 667360, 834200, 1067776, 1241600, 1334720, 1668400, 2135552, 2669440, 3336800, 5338880, 6673600, 10677760, 13347200, 26694400, 53388800]

約数ペア:

[(1, 53388800), (2, 26694400), (4, 13347200), (5, 10677760), (8, 6673600), (10, 5338880), (16, 3336800), (20, 2669440), (25, 2135552), (32, 1668400), (40, 1334720), (43, 1241600), (50, 1067776), (64, 834200), (80, 667360), (86, 620800), (97, 550400), (100, 533888), (128, 417100), (160, 333680), (172, 310400), (194, 275200), (200, 266944), (215, 248320), (256, 208550), (320, 166840), (344, 155200), (388, 137600), (400, 133472), (430, 124160), (485, 110080), (512, 104275), (640, 83420), (688, 77600), (776, 68800), (800, 66736), (860, 62080), (970, 55040), (1075, 49664), (1280, 41710), (1376, 38800), (1552, 34400), (1600, 33368), (1720, 31040), (1940, 27520), (2150, 24832), (2425, 22016), (2560, 20855), (2752, 19400), (3104, 17200), (3200, 16684), (3440, 15520), (3880, 13760), (4171, 12800), (4300, 12416), (4850, 11008), (5504, 9700), (6208, 8600), (6400, 8342), (6880, 7760)]