30884975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 46068480

約数和(自身を除く): 15183505

約数列:

[1, 5, 11, 19, 23, 25, 55, 95, 115, 209, 253, 257, 275, 437, 475, 575, 1045, 1265, 1285, 2185, 2827, 4807, 4883, 5225, 5911, 6325, 6425, 10925, 14135, 24035, 24415, 29555, 53713, 65021, 70675, 112309, 120175, 122075, 147775, 268565, 325105, 561545, 1235399, 1342825, 1625525, 2807725, 6176995, 30884975]

約数ペア:

[(1, 30884975), (5, 6176995), (11, 2807725), (19, 1625525), (23, 1342825), (25, 1235399), (55, 561545), (95, 325105), (115, 268565), (209, 147775), (253, 122075), (257, 120175), (275, 112309), (437, 70675), (475, 65021), (575, 53713), (1045, 29555), (1265, 24415), (1285, 24035), (2185, 14135), (2827, 10925), (4807, 6425), (4883, 6325), (5225, 5911)]