161773120

素因数分解:

$2^6\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2267}}^1$

素因数の和:2507

約数の個数: 56

約数和(自身を含む): 387120384

約数和(自身を除く): 225347264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 223, 320, 446, 892, 1115, 1784, 2230, 2267, 3568, 4460, 4534, 7136, 8920, 9068, 11335, 14272, 17840, 18136, 22670, 35680, 36272, 45340, 71360, 72544, 90680, 145088, 181360, 362720, 505541, 725440, 1011082, 2022164, 2527705, 4044328, 5055410, 8088656, 10110820, 16177312, 20221640, 32354624, 40443280, 80886560, 161773120]

約数ペア:

[(1, 161773120), (2, 80886560), (4, 40443280), (5, 32354624), (8, 20221640), (10, 16177312), (16, 10110820), (20, 8088656), (32, 5055410), (40, 4044328), (64, 2527705), (80, 2022164), (160, 1011082), (223, 725440), (320, 505541), (446, 362720), (892, 181360), (1115, 145088), (1784, 90680), (2230, 72544), (2267, 71360), (3568, 45340), (4460, 36272), (4534, 35680), (7136, 22670), (8920, 18136), (9068, 17840), (11335, 14272)]