84646400

素因数分解:

$2^9\times 5^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 120

約数和(自身を含む): 222625260

約数和(自身を除く): 137978860

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 256, 272, 320, 340, 389, 400, 425, 512, 544, 640, 680, 778, 800, 850, 1088, 1280, 1360, 1556, 1600, 1700, 1945, 2176, 2560, 2720, 3112, 3200, 3400, 3890, 4352, 5440, 6224, 6400, 6613, 6800, 7780, 8704, 9725, 10880, 12448, 12800, 13226, 13600, 15560, 19450, 21760, 24896, 26452, 27200, 31120, 33065, 38900, 43520, 49792, 52904, 54400, 62240, 66130, 77800, 99584, 105808, 108800, 124480, 132260, 155600, 165325, 199168, 211616, 217600, 248960, 264520, 311200, 330650, 423232, 497920, 529040, 622400, 661300, 846464, 995840, 1058080, 1244800, 1322600, 1692928, 2116160, 2489600, 2645200, 3385856, 4232320, 4979200, 5290400, 8464640, 10580800, 16929280, 21161600, 42323200, 84646400]

約数ペア:

[(1, 84646400), (2, 42323200), (4, 21161600), (5, 16929280), (8, 10580800), (10, 8464640), (16, 5290400), (17, 4979200), (20, 4232320), (25, 3385856), (32, 2645200), (34, 2489600), (40, 2116160), (50, 1692928), (64, 1322600), (68, 1244800), (80, 1058080), (85, 995840), (100, 846464), (128, 661300), (136, 622400), (160, 529040), (170, 497920), (200, 423232), (256, 330650), (272, 311200), (320, 264520), (340, 248960), (389, 217600), (400, 211616), (425, 199168), (512, 165325), (544, 155600), (640, 132260), (680, 124480), (778, 108800), (800, 105808), (850, 99584), (1088, 77800), (1280, 66130), (1360, 62240), (1556, 54400), (1600, 52904), (1700, 49792), (1945, 43520), (2176, 38900), (2560, 33065), (2720, 31120), (3112, 27200), (3200, 26452), (3400, 24896), (3890, 21760), (4352, 19450), (5440, 15560), (6224, 13600), (6400, 13226), (6613, 12800), (6800, 12448), (7780, 10880), (8704, 9725)]