1300621120

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131111}}^1$

素因数の和:131159

約数の個数: 56

約数和(自身を含む): 3197035008

約数和(自身を除く): 1896413888

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, 1984, 2480, 4960, 9920, 131111, 262222, 524444, 655555, 1048888, 1311110, 2097776, 2622220, 4064441, 4195552, 5244440, 8128882, 8391104, 10488880, 16257764, 20322205, 20977760, 32515528, 40644410, 41955520, 65031056, 81288820, 130062112, 162577640, 260124224, 325155280, 650310560, 1300621120]

約数ペア:

[(1, 1300621120), (2, 650310560), (4, 325155280), (5, 260124224), (8, 162577640), (10, 130062112), (16, 81288820), (20, 65031056), (31, 41955520), (32, 40644410), (40, 32515528), (62, 20977760), (64, 20322205), (80, 16257764), (124, 10488880), (155, 8391104), (160, 8128882), (248, 5244440), (310, 4195552), (320, 4064441), (496, 2622220), (620, 2097776), (992, 1311110), (1240, 1048888), (1984, 655555), (2480, 524444), (4960, 262222), (9920, 131111)]