78415288

素因数分解:

$2^3\times 7^3\times {\mathrm{17}}^1\times {\mathrm{41}}^2$

素因数の和:126

約数の個数: 96

約数和(自身を含む): 186084000

約数和(自身を除く): 107668712

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 41, 49, 56, 68, 82, 98, 119, 136, 164, 196, 238, 287, 328, 343, 392, 476, 574, 686, 697, 833, 952, 1148, 1372, 1394, 1666, 1681, 2009, 2296, 2744, 2788, 3332, 3362, 4018, 4879, 5576, 5831, 6664, 6724, 8036, 9758, 11662, 11767, 13448, 14063, 16072, 19516, 23324, 23534, 28126, 28577, 34153, 39032, 46648, 47068, 56252, 57154, 68306, 82369, 94136, 112504, 114308, 136612, 164738, 200039, 228616, 239071, 273224, 329476, 400078, 478142, 576583, 658952, 800156, 956284, 1153166, 1400273, 1600312, 1912568, 2306332, 2800546, 4612664, 5601092, 9801911, 11202184, 19603822, 39207644, 78415288]

約数ペア:

[(1, 78415288), (2, 39207644), (4, 19603822), (7, 11202184), (8, 9801911), (14, 5601092), (17, 4612664), (28, 2800546), (34, 2306332), (41, 1912568), (49, 1600312), (56, 1400273), (68, 1153166), (82, 956284), (98, 800156), (119, 658952), (136, 576583), (164, 478142), (196, 400078), (238, 329476), (287, 273224), (328, 239071), (343, 228616), (392, 200039), (476, 164738), (574, 136612), (686, 114308), (697, 112504), (833, 94136), (952, 82369), (1148, 68306), (1372, 57154), (1394, 56252), (1666, 47068), (1681, 46648), (2009, 39032), (2296, 34153), (2744, 28577), (2788, 28126), (3332, 23534), (3362, 23324), (4018, 19516), (4879, 16072), (5576, 14063), (5831, 13448), (6664, 11767), (6724, 11662), (8036, 9758)]