86190880

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2707}}^1$

素因数の和:2921

約数の個数: 48

約数和(自身を含む): 204724800

約数和(自身を除く): 118533920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 398, 796, 995, 1592, 1990, 2707, 3184, 3980, 5414, 6368, 7960, 10828, 13535, 15920, 21656, 27070, 31840, 43312, 54140, 86624, 108280, 216560, 433120, 538693, 1077386, 2154772, 2693465, 4309544, 5386930, 8619088, 10773860, 17238176, 21547720, 43095440, 86190880]

約数ペア:

[(1, 86190880), (2, 43095440), (4, 21547720), (5, 17238176), (8, 10773860), (10, 8619088), (16, 5386930), (20, 4309544), (32, 2693465), (40, 2154772), (80, 1077386), (160, 538693), (199, 433120), (398, 216560), (796, 108280), (995, 86624), (1592, 54140), (1990, 43312), (2707, 31840), (3184, 27070), (3980, 21656), (5414, 15920), (6368, 13535), (7960, 10828)]