83709440

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1721}}^1$

素因数の和:1763

約数の個数: 80

約数和(自身を含む): 211392720

約数和(自身を除く): 127683280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 1721, 2432, 2560, 3040, 3442, 4864, 6080, 6884, 8605, 9728, 12160, 13768, 17210, 24320, 27536, 32699, 34420, 48640, 55072, 65398, 68840, 110144, 130796, 137680, 163495, 220288, 261592, 275360, 326990, 440576, 523184, 550720, 653980, 881152, 1046368, 1101440, 1307960, 2092736, 2202880, 2615920, 4185472, 4405760, 5231840, 8370944, 10463680, 16741888, 20927360, 41854720, 83709440]

約数ペア:

[(1, 83709440), (2, 41854720), (4, 20927360), (5, 16741888), (8, 10463680), (10, 8370944), (16, 5231840), (19, 4405760), (20, 4185472), (32, 2615920), (38, 2202880), (40, 2092736), (64, 1307960), (76, 1101440), (80, 1046368), (95, 881152), (128, 653980), (152, 550720), (160, 523184), (190, 440576), (256, 326990), (304, 275360), (320, 261592), (380, 220288), (512, 163495), (608, 137680), (640, 130796), (760, 110144), (1216, 68840), (1280, 65398), (1520, 55072), (1721, 48640), (2432, 34420), (2560, 32699), (3040, 27536), (3442, 24320), (4864, 17210), (6080, 13768), (6884, 12160), (8605, 9728)]