78125418

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^2$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 206156160

約数和(自身を除く): 128030742

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 71, 82, 123, 126, 142, 189, 213, 246, 287, 369, 378, 426, 497, 574, 639, 738, 861, 994, 1107, 1278, 1491, 1722, 1917, 2214, 2583, 2911, 2982, 3834, 4473, 5041, 5166, 5822, 7749, 8733, 8946, 10082, 13419, 15123, 15498, 17466, 20377, 26199, 26838, 30246, 35287, 40754, 45369, 52398, 61131, 70574, 78597, 90738, 105861, 122262, 136107, 157194, 183393, 206681, 211722, 272214, 317583, 366786, 413362, 550179, 620043, 635166, 952749, 1100358, 1240086, 1446767, 1860129, 1905498, 2893534, 3720258, 4340301, 5580387, 8680602, 11160774, 13020903, 26041806, 39062709, 78125418]

約数ペア:

[(1, 78125418), (2, 39062709), (3, 26041806), (6, 13020903), (7, 11160774), (9, 8680602), (14, 5580387), (18, 4340301), (21, 3720258), (27, 2893534), (41, 1905498), (42, 1860129), (54, 1446767), (63, 1240086), (71, 1100358), (82, 952749), (123, 635166), (126, 620043), (142, 550179), (189, 413362), (213, 366786), (246, 317583), (287, 272214), (369, 211722), (378, 206681), (426, 183393), (497, 157194), (574, 136107), (639, 122262), (738, 105861), (861, 90738), (994, 78597), (1107, 70574), (1278, 61131), (1491, 52398), (1722, 45369), (1917, 40754), (2214, 35287), (2583, 30246), (2911, 26838), (2982, 26199), (3834, 20377), (4473, 17466), (5041, 15498), (5166, 15123), (5822, 13419), (7749, 10082), (8733, 8946)]