201006880

素因数分解:

$2^5\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2749}}^1$

素因数の和:3221

約数の個数: 48

約数和(自身を含む): 476091000

約数和(自身を除く): 275084120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 457, 914, 1828, 2285, 2749, 3656, 4570, 5498, 7312, 9140, 10996, 13745, 14624, 18280, 21992, 27490, 36560, 43984, 54980, 73120, 87968, 109960, 219920, 439840, 1256293, 2512586, 5025172, 6281465, 10050344, 12562930, 20100688, 25125860, 40201376, 50251720, 100503440, 201006880]

約数ペア:

[(1, 201006880), (2, 100503440), (4, 50251720), (5, 40201376), (8, 25125860), (10, 20100688), (16, 12562930), (20, 10050344), (32, 6281465), (40, 5025172), (80, 2512586), (160, 1256293), (457, 439840), (914, 219920), (1828, 109960), (2285, 87968), (2749, 73120), (3656, 54980), (4570, 43984), (5498, 36560), (7312, 27490), (9140, 21992), (10996, 18280), (13745, 14624)]