12925760

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1$

素因数の和:1351

約数の個数: 56

約数和(自身を含む): 31796736

約数和(自身を除く): 18870976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1303, 1984, 2480, 2606, 4960, 5212, 6515, 9920, 10424, 13030, 20848, 26060, 40393, 41696, 52120, 80786, 83392, 104240, 161572, 201965, 208480, 323144, 403930, 416960, 646288, 807860, 1292576, 1615720, 2585152, 3231440, 6462880, 12925760]

約数ペア:

[(1, 12925760), (2, 6462880), (4, 3231440), (5, 2585152), (8, 1615720), (10, 1292576), (16, 807860), (20, 646288), (31, 416960), (32, 403930), (40, 323144), (62, 208480), (64, 201965), (80, 161572), (124, 104240), (155, 83392), (160, 80786), (248, 52120), (310, 41696), (320, 40393), (496, 26060), (620, 20848), (992, 13030), (1240, 10424), (1303, 9920), (1984, 6515), (2480, 5212), (2606, 4960)]