30887272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 34431128

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 71, 89, 94, 104, 142, 178, 188, 284, 356, 376, 568, 611, 712, 923, 1157, 1222, 1846, 2314, 2444, 3337, 3692, 4183, 4628, 4888, 6319, 6674, 7384, 8366, 9256, 12638, 13348, 16732, 25276, 26696, 33464, 43381, 50552, 54379, 82147, 86762, 108758, 164294, 173524, 217516, 296993, 328588, 347048, 435032, 593986, 657176, 1187972, 2375944, 3860909, 7721818, 15443636, 30887272]

約数ペア:

[(1, 30887272), (2, 15443636), (4, 7721818), (8, 3860909), (13, 2375944), (26, 1187972), (47, 657176), (52, 593986), (71, 435032), (89, 347048), (94, 328588), (104, 296993), (142, 217516), (178, 173524), (188, 164294), (284, 108758), (356, 86762), (376, 82147), (568, 54379), (611, 50552), (712, 43381), (923, 33464), (1157, 26696), (1222, 25276), (1846, 16732), (2314, 13348), (2444, 12638), (3337, 9256), (3692, 8366), (4183, 7384), (4628, 6674), (4888, 6319)]