131350720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13241}}^1$

素因数の和:13289

約数の個数: 56

約数和(自身を含む): 322892928

約数和(自身を除く): 191542208

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, 13241, 26482, 52964, 66205, 105928, 132410, 211856, 264820, 410471, 423712, 529640, 820942, 847424, 1059280, 1641884, 2052355, 2118560, 3283768, 4104710, 4237120, 6567536, 8209420, 13135072, 16418840, 26270144, 32837680, 65675360, 131350720]

約数ペア:

[(1, 131350720), (2, 65675360), (4, 32837680), (5, 26270144), (8, 16418840), (10, 13135072), (16, 8209420), (20, 6567536), (31, 4237120), (32, 4104710), (40, 3283768), (62, 2118560), (64, 2052355), (80, 1641884), (124, 1059280), (155, 847424), (160, 820942), (248, 529640), (310, 423712), (320, 410471), (496, 264820), (620, 211856), (992, 132410), (1240, 105928), (1984, 66205), (2480, 52964), (4960, 26482), (9920, 13241)]