78980528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:330

約数の個数: 80

約数和(自身を含む): 176774400

約数和(自身を除く): 97793872

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 109, 176, 179, 184, 218, 253, 358, 368, 436, 506, 716, 872, 1012, 1199, 1432, 1744, 1969, 2024, 2398, 2507, 2864, 3938, 4048, 4117, 4796, 5014, 7876, 8234, 9592, 10028, 15752, 16468, 19184, 19511, 20056, 27577, 31504, 32936, 39022, 40112, 45287, 55154, 65872, 78044, 90574, 110308, 156088, 181148, 214621, 220616, 312176, 362296, 429242, 441232, 448753, 724592, 858484, 897506, 1716968, 1795012, 3433936, 3590024, 4936283, 7180048, 9872566, 19745132, 39490264, 78980528]

約数ペア:

[(1, 78980528), (2, 39490264), (4, 19745132), (8, 9872566), (11, 7180048), (16, 4936283), (22, 3590024), (23, 3433936), (44, 1795012), (46, 1716968), (88, 897506), (92, 858484), (109, 724592), (176, 448753), (179, 441232), (184, 429242), (218, 362296), (253, 312176), (358, 220616), (368, 214621), (436, 181148), (506, 156088), (716, 110308), (872, 90574), (1012, 78044), (1199, 65872), (1432, 55154), (1744, 45287), (1969, 40112), (2024, 39022), (2398, 32936), (2507, 31504), (2864, 27577), (3938, 20056), (4048, 19511), (4117, 19184), (4796, 16468), (5014, 15752), (7876, 10028), (8234, 9592)]