67181440

素因数分解:

$2^7\times 5^1\times {\mathrm{104971}}^1$

素因数の和:104990

約数の個数: 32

約数和(自身を含む): 160607160

約数和(自身を除く): 93425720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 104971, 209942, 419884, 524855, 839768, 1049710, 1679536, 2099420, 3359072, 4198840, 6718144, 8397680, 13436288, 16795360, 33590720, 67181440]

約数ペア:

[(1, 67181440), (2, 33590720), (4, 16795360), (5, 13436288), (8, 8397680), (10, 6718144), (16, 4198840), (20, 3359072), (32, 2099420), (40, 1679536), (64, 1049710), (80, 839768), (128, 524855), (160, 419884), (320, 209942), (640, 104971)]