68326400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:204

約数の個数: 132

約数和(自身を含む): 180471708

約数和(自身を除く): 112145308

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 157, 160, 170, 200, 256, 272, 314, 320, 340, 400, 425, 512, 544, 628, 640, 680, 785, 800, 850, 1024, 1088, 1256, 1280, 1360, 1570, 1600, 1700, 2176, 2512, 2560, 2669, 2720, 3140, 3200, 3400, 3925, 4352, 5024, 5120, 5338, 5440, 6280, 6400, 6800, 7850, 8704, 10048, 10676, 10880, 12560, 12800, 13345, 13600, 15700, 17408, 20096, 21352, 21760, 25120, 25600, 26690, 27200, 31400, 40192, 42704, 43520, 50240, 53380, 54400, 62800, 66725, 80384, 85408, 87040, 100480, 106760, 108800, 125600, 133450, 160768, 170816, 200960, 213520, 217600, 251200, 266900, 341632, 401920, 427040, 435200, 502400, 533800, 683264, 803840, 854080, 1004800, 1067600, 1366528, 1708160, 2009600, 2135200, 2733056, 3416320, 4019200, 4270400, 6832640, 8540800, 13665280, 17081600, 34163200, 68326400]

約数ペア:

[(1, 68326400), (2, 34163200), (4, 17081600), (5, 13665280), (8, 8540800), (10, 6832640), (16, 4270400), (17, 4019200), (20, 3416320), (25, 2733056), (32, 2135200), (34, 2009600), (40, 1708160), (50, 1366528), (64, 1067600), (68, 1004800), (80, 854080), (85, 803840), (100, 683264), (128, 533800), (136, 502400), (157, 435200), (160, 427040), (170, 401920), (200, 341632), (256, 266900), (272, 251200), (314, 217600), (320, 213520), (340, 200960), (400, 170816), (425, 160768), (512, 133450), (544, 125600), (628, 108800), (640, 106760), (680, 100480), (785, 87040), (800, 85408), (850, 80384), (1024, 66725), (1088, 62800), (1256, 54400), (1280, 53380), (1360, 50240), (1570, 43520), (1600, 42704), (1700, 40192), (2176, 31400), (2512, 27200), (2560, 26690), (2669, 25600), (2720, 25120), (3140, 21760), (3200, 21352), (3400, 20096), (3925, 17408), (4352, 15700), (5024, 13600), (5120, 13345), (5338, 12800), (5440, 12560), (6280, 10880), (6400, 10676), (6800, 10048), (7850, 8704)]