69350720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6991}}^1$

素因数の和:7039

約数の個数: 56

約数和(自身を含む): 170492928

約数和(自身を除く): 101142208

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, 6991, 9920, 13982, 27964, 34955, 55928, 69910, 111856, 139820, 216721, 223712, 279640, 433442, 447424, 559280, 866884, 1083605, 1118560, 1733768, 2167210, 2237120, 3467536, 4334420, 6935072, 8668840, 13870144, 17337680, 34675360, 69350720]

約数ペア:

[(1, 69350720), (2, 34675360), (4, 17337680), (5, 13870144), (8, 8668840), (10, 6935072), (16, 4334420), (20, 3467536), (31, 2237120), (32, 2167210), (40, 1733768), (62, 1118560), (64, 1083605), (80, 866884), (124, 559280), (155, 447424), (160, 433442), (248, 279640), (310, 223712), (320, 216721), (496, 139820), (620, 111856), (992, 69910), (1240, 55928), (1984, 34955), (2480, 27964), (4960, 13982), (6991, 9920)]