25747580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 56899584

約数和(自身を除く): 31152004

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 223, 230, 251, 446, 460, 502, 892, 1004, 1115, 1255, 2230, 2510, 4460, 5020, 5129, 5773, 10258, 11546, 20516, 23092, 25645, 28865, 51290, 55973, 57730, 102580, 111946, 115460, 223892, 279865, 559730, 1119460, 1287379, 2574758, 5149516, 6436895, 12873790, 25747580]

約数ペア:

[(1, 25747580), (2, 12873790), (4, 6436895), (5, 5149516), (10, 2574758), (20, 1287379), (23, 1119460), (46, 559730), (92, 279865), (115, 223892), (223, 115460), (230, 111946), (251, 102580), (446, 57730), (460, 55973), (502, 51290), (892, 28865), (1004, 25645), (1115, 23092), (1255, 20516), (2230, 11546), (2510, 10258), (4460, 5773), (5020, 5129)]