16545280

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1$

素因数の和:327

約数の個数: 80

約数和(自身を含む): 41541984

約数和(自身を除く): 24996704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 281, 320, 368, 460, 512, 562, 640, 736, 920, 1124, 1280, 1405, 1472, 1840, 2248, 2560, 2810, 2944, 3680, 4496, 5620, 5888, 6463, 7360, 8992, 11240, 11776, 12926, 14720, 17984, 22480, 25852, 29440, 32315, 35968, 44960, 51704, 58880, 64630, 71936, 89920, 103408, 129260, 143872, 179840, 206816, 258520, 359680, 413632, 517040, 719360, 827264, 1034080, 1654528, 2068160, 3309056, 4136320, 8272640, 16545280]

約数ペア:

[(1, 16545280), (2, 8272640), (4, 4136320), (5, 3309056), (8, 2068160), (10, 1654528), (16, 1034080), (20, 827264), (23, 719360), (32, 517040), (40, 413632), (46, 359680), (64, 258520), (80, 206816), (92, 179840), (115, 143872), (128, 129260), (160, 103408), (184, 89920), (230, 71936), (256, 64630), (281, 58880), (320, 51704), (368, 44960), (460, 35968), (512, 32315), (562, 29440), (640, 25852), (736, 22480), (920, 17984), (1124, 14720), (1280, 12926), (1405, 11776), (1472, 11240), (1840, 8992), (2248, 7360), (2560, 6463), (2810, 5888), (2944, 5620), (3680, 4496)]