25203112

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{991}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 54817920

約数和(自身を除く): 29614808

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 289, 374, 578, 748, 991, 1156, 1496, 1982, 2312, 3179, 3964, 6358, 7928, 10901, 12716, 16847, 21802, 25432, 33694, 43604, 67388, 87208, 134776, 185317, 286399, 370634, 572798, 741268, 1145596, 1482536, 2291192, 3150389, 6300778, 12601556, 25203112]

約数ペア:

[(1, 25203112), (2, 12601556), (4, 6300778), (8, 3150389), (11, 2291192), (17, 1482536), (22, 1145596), (34, 741268), (44, 572798), (68, 370634), (88, 286399), (136, 185317), (187, 134776), (289, 87208), (374, 67388), (578, 43604), (748, 33694), (991, 25432), (1156, 21802), (1496, 16847), (1982, 12716), (2312, 10901), (3179, 7928), (3964, 6358)]