40091975

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 63210240

約数和(自身を除く): 23118265

約数列:

[1, 5, 7, 11, 25, 35, 55, 59, 77, 175, 275, 295, 353, 385, 413, 649, 1475, 1765, 1925, 2065, 2471, 3245, 3883, 4543, 8825, 10325, 12355, 16225, 19415, 20827, 22715, 27181, 61775, 97075, 104135, 113575, 135905, 145789, 229097, 520675, 679525, 728945, 1145485, 1603679, 3644725, 5727425, 8018395, 40091975]

約数ペア:

[(1, 40091975), (5, 8018395), (7, 5727425), (11, 3644725), (25, 1603679), (35, 1145485), (55, 728945), (59, 679525), (77, 520675), (175, 229097), (275, 145789), (295, 135905), (353, 113575), (385, 104135), (413, 97075), (649, 61775), (1475, 27181), (1765, 22715), (1925, 20827), (2065, 19415), (2471, 16225), (3245, 12355), (3883, 10325), (4543, 8825)]