72451180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{5153}}^1$

素因数の和:5218

約数の個数: 48

約数和(自身を含む): 164515680

約数和(自身を除く): 92064500

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 5153, 7030, 10306, 14060, 20612, 25765, 51530, 97907, 103060, 190661, 195814, 381322, 391628, 489535, 762644, 953305, 979070, 1906610, 1958140, 3622559, 3813220, 7245118, 14490236, 18112795, 36225590, 72451180]

約数ペア:

[(1, 72451180), (2, 36225590), (4, 18112795), (5, 14490236), (10, 7245118), (19, 3813220), (20, 3622559), (37, 1958140), (38, 1906610), (74, 979070), (76, 953305), (95, 762644), (148, 489535), (185, 391628), (190, 381322), (370, 195814), (380, 190661), (703, 103060), (740, 97907), (1406, 51530), (2812, 25765), (3515, 20612), (5153, 14060), (7030, 10306)]