65968640

素因数分解:

$2^9\times 5^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:449

約数の個数: 80

約数和(自身を含む): 160791048

約数和(自身を除く): 94822408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 353, 365, 512, 584, 640, 706, 730, 1168, 1280, 1412, 1460, 1765, 2336, 2560, 2824, 2920, 3530, 4672, 5648, 5840, 7060, 9344, 11296, 11680, 14120, 18688, 22592, 23360, 25769, 28240, 37376, 45184, 46720, 51538, 56480, 90368, 93440, 103076, 112960, 128845, 180736, 186880, 206152, 225920, 257690, 412304, 451840, 515380, 824608, 903680, 1030760, 1649216, 2061520, 3298432, 4123040, 6596864, 8246080, 13193728, 16492160, 32984320, 65968640]

約数ペア:

[(1, 65968640), (2, 32984320), (4, 16492160), (5, 13193728), (8, 8246080), (10, 6596864), (16, 4123040), (20, 3298432), (32, 2061520), (40, 1649216), (64, 1030760), (73, 903680), (80, 824608), (128, 515380), (146, 451840), (160, 412304), (256, 257690), (292, 225920), (320, 206152), (353, 186880), (365, 180736), (512, 128845), (584, 112960), (640, 103076), (706, 93440), (730, 90368), (1168, 56480), (1280, 51538), (1412, 46720), (1460, 45184), (1765, 37376), (2336, 28240), (2560, 25769), (2824, 23360), (2920, 22592), (3530, 18688), (4672, 14120), (5648, 11680), (5840, 11296), (7060, 9344)]