77716480

素因数分解:

$2^{10}\times 5^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:421

約数の個数: 88

約数和(自身を含む): 191304432

約数和(自身を除く): 113587952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 353, 430, 512, 640, 688, 706, 860, 1024, 1280, 1376, 1412, 1720, 1765, 2560, 2752, 2824, 3440, 3530, 5120, 5504, 5648, 6880, 7060, 11008, 11296, 13760, 14120, 15179, 22016, 22592, 27520, 28240, 30358, 44032, 45184, 55040, 56480, 60716, 75895, 90368, 110080, 112960, 121432, 151790, 180736, 220160, 225920, 242864, 303580, 361472, 451840, 485728, 607160, 903680, 971456, 1214320, 1807360, 1942912, 2428640, 3885824, 4857280, 7771648, 9714560, 15543296, 19429120, 38858240, 77716480]

約数ペア:

[(1, 77716480), (2, 38858240), (4, 19429120), (5, 15543296), (8, 9714560), (10, 7771648), (16, 4857280), (20, 3885824), (32, 2428640), (40, 1942912), (43, 1807360), (64, 1214320), (80, 971456), (86, 903680), (128, 607160), (160, 485728), (172, 451840), (215, 361472), (256, 303580), (320, 242864), (344, 225920), (353, 220160), (430, 180736), (512, 151790), (640, 121432), (688, 112960), (706, 110080), (860, 90368), (1024, 75895), (1280, 60716), (1376, 56480), (1412, 55040), (1720, 45184), (1765, 44032), (2560, 30358), (2752, 28240), (2824, 27520), (3440, 22592), (3530, 22016), (5120, 15179), (5504, 14120), (5648, 13760), (6880, 11296), (7060, 11008)]