87881916

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 225792000

約数和(自身を除く): 137910084

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 59, 76, 94, 114, 118, 139, 141, 177, 188, 228, 236, 278, 282, 354, 417, 556, 564, 708, 834, 893, 1121, 1668, 1786, 2242, 2641, 2679, 2773, 3363, 3572, 4484, 5282, 5358, 5546, 6533, 6726, 7923, 8201, 8319, 10564, 10716, 11092, 13066, 13452, 15846, 16402, 16638, 19599, 24603, 26132, 31692, 32804, 33276, 39198, 49206, 52687, 78396, 98412, 105374, 124127, 155819, 158061, 210748, 248254, 311638, 316122, 372381, 385447, 467457, 496508, 623276, 632244, 744762, 770894, 934914, 1156341, 1489524, 1541788, 1869828, 2312682, 4625364, 7323493, 14646986, 21970479, 29293972, 43940958, 87881916]

約数ペア:

[(1, 87881916), (2, 43940958), (3, 29293972), (4, 21970479), (6, 14646986), (12, 7323493), (19, 4625364), (38, 2312682), (47, 1869828), (57, 1541788), (59, 1489524), (76, 1156341), (94, 934914), (114, 770894), (118, 744762), (139, 632244), (141, 623276), (177, 496508), (188, 467457), (228, 385447), (236, 372381), (278, 316122), (282, 311638), (354, 248254), (417, 210748), (556, 158061), (564, 155819), (708, 124127), (834, 105374), (893, 98412), (1121, 78396), (1668, 52687), (1786, 49206), (2242, 39198), (2641, 33276), (2679, 32804), (2773, 31692), (3363, 26132), (3572, 24603), (4484, 19599), (5282, 16638), (5358, 16402), (5546, 15846), (6533, 13452), (6726, 13066), (7923, 11092), (8201, 10716), (8319, 10564)]