84428800

素因数分解:

$2^{11}\times 5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 223930980

約数和(自身を除く): 139502180

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 97, 100, 128, 136, 160, 170, 194, 200, 256, 272, 320, 340, 388, 400, 425, 485, 512, 544, 640, 680, 776, 800, 850, 970, 1024, 1088, 1280, 1360, 1552, 1600, 1649, 1700, 1940, 2048, 2176, 2425, 2560, 2720, 3104, 3200, 3298, 3400, 3880, 4352, 4850, 5120, 5440, 6208, 6400, 6596, 6800, 7760, 8245, 8704, 9700, 10240, 10880, 12416, 12800, 13192, 13600, 15520, 16490, 17408, 19400, 21760, 24832, 25600, 26384, 27200, 31040, 32980, 34816, 38800, 41225, 43520, 49664, 51200, 52768, 54400, 62080, 65960, 77600, 82450, 87040, 99328, 105536, 108800, 124160, 131920, 155200, 164900, 174080, 198656, 211072, 217600, 248320, 263840, 310400, 329800, 422144, 435200, 496640, 527680, 620800, 659600, 844288, 870400, 993280, 1055360, 1241600, 1319200, 1688576, 2110720, 2483200, 2638400, 3377152, 4221440, 4966400, 5276800, 8442880, 10553600, 16885760, 21107200, 42214400, 84428800]

約数ペア:

[(1, 84428800), (2, 42214400), (4, 21107200), (5, 16885760), (8, 10553600), (10, 8442880), (16, 5276800), (17, 4966400), (20, 4221440), (25, 3377152), (32, 2638400), (34, 2483200), (40, 2110720), (50, 1688576), (64, 1319200), (68, 1241600), (80, 1055360), (85, 993280), (97, 870400), (100, 844288), (128, 659600), (136, 620800), (160, 527680), (170, 496640), (194, 435200), (200, 422144), (256, 329800), (272, 310400), (320, 263840), (340, 248320), (388, 217600), (400, 211072), (425, 198656), (485, 174080), (512, 164900), (544, 155200), (640, 131920), (680, 124160), (776, 108800), (800, 105536), (850, 99328), (970, 87040), (1024, 82450), (1088, 77600), (1280, 65960), (1360, 62080), (1552, 54400), (1600, 52768), (1649, 51200), (1700, 49664), (1940, 43520), (2048, 41225), (2176, 38800), (2425, 34816), (2560, 32980), (2720, 31040), (3104, 27200), (3200, 26384), (3298, 25600), (3400, 24832), (3880, 21760), (4352, 19400), (4850, 17408), (5120, 16490), (5440, 15520), (6208, 13600), (6400, 13192), (6596, 12800), (6800, 12416), (7760, 10880), (8245, 10240), (8704, 9700)]