156948983440

素因数分解:

$2^4\times 5^1\times {\mathrm{5531}}^1\times {\mathrm{354703}}^1$

素因数の和:360247

約数の個数: 40

約数和(自身を含む): 364973390208

約数和(自身を除く): 208024406768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5531, 11062, 22124, 27655, 44248, 55310, 88496, 110620, 221240, 354703, 442480, 709406, 1418812, 1773515, 2837624, 3547030, 5675248, 7094060, 14188120, 28376240, 1961862293, 3923724586, 7847449172, 9809311465, 15694898344, 19618622930, 31389796688, 39237245860, 78474491720, 156948983440]

約数ペア:

[(1, 156948983440), (2, 78474491720), (4, 39237245860), (5, 31389796688), (8, 19618622930), (10, 15694898344), (16, 9809311465), (20, 7847449172), (40, 3923724586), (80, 1961862293), (5531, 28376240), (11062, 14188120), (22124, 7094060), (27655, 5675248), (44248, 3547030), (55310, 2837624), (88496, 1773515), (110620, 1418812), (221240, 709406), (354703, 442480)]