81679048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 175104000

約数和(自身を除く): 93424952

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 79, 88, 124, 158, 248, 316, 341, 379, 632, 682, 758, 869, 1364, 1516, 1738, 2449, 2728, 3032, 3476, 4169, 4898, 6952, 8338, 9796, 11749, 16676, 19592, 23498, 26939, 29941, 33352, 46996, 53878, 59882, 93992, 107756, 119764, 129239, 215512, 239528, 258478, 329351, 516956, 658702, 928171, 1033912, 1317404, 1856342, 2634808, 3712684, 7425368, 10209881, 20419762, 40839524, 81679048]

約数ペア:

[(1, 81679048), (2, 40839524), (4, 20419762), (8, 10209881), (11, 7425368), (22, 3712684), (31, 2634808), (44, 1856342), (62, 1317404), (79, 1033912), (88, 928171), (124, 658702), (158, 516956), (248, 329351), (316, 258478), (341, 239528), (379, 215512), (632, 129239), (682, 119764), (758, 107756), (869, 93992), (1364, 59882), (1516, 53878), (1738, 46996), (2449, 33352), (2728, 29941), (3032, 26939), (3476, 23498), (4169, 19592), (4898, 16676), (6952, 11749), (8338, 9796)]