65378060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6911}}^1$

素因数の和:6974

約数の個数: 48

約数和(自身を含む): 153280512

約数和(自身を除く): 87902452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 6911, 9460, 13822, 27644, 34555, 69110, 76021, 138220, 152042, 297173, 304084, 380105, 594346, 760210, 1188692, 1485865, 1520420, 2971730, 3268903, 5943460, 6537806, 13075612, 16344515, 32689030, 65378060]

約数ペア:

[(1, 65378060), (2, 32689030), (4, 16344515), (5, 13075612), (10, 6537806), (11, 5943460), (20, 3268903), (22, 2971730), (43, 1520420), (44, 1485865), (55, 1188692), (86, 760210), (110, 594346), (172, 380105), (215, 304084), (220, 297173), (430, 152042), (473, 138220), (860, 76021), (946, 69110), (1892, 34555), (2365, 27644), (4730, 13822), (6911, 9460)]