90070720

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1627}}^1$

素因数の和:1817

約数の個数: 56

約数和(自身を含む): 215853264

約数和(自身を除く): 125782544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 346, 692, 865, 1384, 1627, 1730, 2768, 3254, 3460, 5536, 6508, 6920, 8135, 11072, 13016, 13840, 16270, 26032, 27680, 32540, 52064, 55360, 65080, 104128, 130160, 260320, 281471, 520640, 562942, 1125884, 1407355, 2251768, 2814710, 4503536, 5629420, 9007072, 11258840, 18014144, 22517680, 45035360, 90070720]

約数ペア:

[(1, 90070720), (2, 45035360), (4, 22517680), (5, 18014144), (8, 11258840), (10, 9007072), (16, 5629420), (20, 4503536), (32, 2814710), (40, 2251768), (64, 1407355), (80, 1125884), (160, 562942), (173, 520640), (320, 281471), (346, 260320), (692, 130160), (865, 104128), (1384, 65080), (1627, 55360), (1730, 52064), (2768, 32540), (3254, 27680), (3460, 26032), (5536, 16270), (6508, 13840), (6920, 13016), (8135, 11072)]