68761600

素因数分解:

$2^{11}\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 182800800

約数和(自身を除く): 114039200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 79, 80, 85, 100, 128, 136, 158, 160, 170, 200, 256, 272, 316, 320, 340, 395, 400, 425, 512, 544, 632, 640, 680, 790, 800, 850, 1024, 1088, 1264, 1280, 1343, 1360, 1580, 1600, 1700, 1975, 2048, 2176, 2528, 2560, 2686, 2720, 3160, 3200, 3400, 3950, 4352, 5056, 5120, 5372, 5440, 6320, 6400, 6715, 6800, 7900, 8704, 10112, 10240, 10744, 10880, 12640, 12800, 13430, 13600, 15800, 17408, 20224, 21488, 21760, 25280, 25600, 26860, 27200, 31600, 33575, 34816, 40448, 42976, 43520, 50560, 51200, 53720, 54400, 63200, 67150, 80896, 85952, 87040, 101120, 107440, 108800, 126400, 134300, 161792, 171904, 174080, 202240, 214880, 217600, 252800, 268600, 343808, 404480, 429760, 435200, 505600, 537200, 687616, 808960, 859520, 870400, 1011200, 1074400, 1375232, 1719040, 2022400, 2148800, 2750464, 3438080, 4044800, 4297600, 6876160, 8595200, 13752320, 17190400, 34380800, 68761600]

約数ペア:

[(1, 68761600), (2, 34380800), (4, 17190400), (5, 13752320), (8, 8595200), (10, 6876160), (16, 4297600), (17, 4044800), (20, 3438080), (25, 2750464), (32, 2148800), (34, 2022400), (40, 1719040), (50, 1375232), (64, 1074400), (68, 1011200), (79, 870400), (80, 859520), (85, 808960), (100, 687616), (128, 537200), (136, 505600), (158, 435200), (160, 429760), (170, 404480), (200, 343808), (256, 268600), (272, 252800), (316, 217600), (320, 214880), (340, 202240), (395, 174080), (400, 171904), (425, 161792), (512, 134300), (544, 126400), (632, 108800), (640, 107440), (680, 101120), (790, 87040), (800, 85952), (850, 80896), (1024, 67150), (1088, 63200), (1264, 54400), (1280, 53720), (1343, 51200), (1360, 50560), (1580, 43520), (1600, 42976), (1700, 40448), (1975, 34816), (2048, 33575), (2176, 31600), (2528, 27200), (2560, 26860), (2686, 25600), (2720, 25280), (3160, 21760), (3200, 21488), (3400, 20224), (3950, 17408), (4352, 15800), (5056, 13600), (5120, 13430), (5372, 12800), (5440, 12640), (6320, 10880), (6400, 10744), (6715, 10240), (6800, 10112), (7900, 8704)]