208740376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1033}}^1$

素因数の和:1148

約数の個数: 64

約数和(自身を含む): 442965600

約数和(自身を除く): 234225224

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 67, 104, 116, 134, 232, 268, 377, 536, 754, 871, 1033, 1508, 1742, 1943, 2066, 3016, 3484, 3886, 4132, 6968, 7772, 8264, 13429, 15544, 25259, 26858, 29957, 50518, 53716, 59914, 69211, 101036, 107432, 119828, 138422, 202072, 239656, 276844, 389441, 553688, 778882, 899743, 1557764, 1799486, 2007119, 3115528, 3598972, 4014238, 7197944, 8028476, 16056952, 26092547, 52185094, 104370188, 208740376]

約数ペア:

[(1, 208740376), (2, 104370188), (4, 52185094), (8, 26092547), (13, 16056952), (26, 8028476), (29, 7197944), (52, 4014238), (58, 3598972), (67, 3115528), (104, 2007119), (116, 1799486), (134, 1557764), (232, 899743), (268, 778882), (377, 553688), (536, 389441), (754, 276844), (871, 239656), (1033, 202072), (1508, 138422), (1742, 119828), (1943, 107432), (2066, 101036), (3016, 69211), (3484, 59914), (3886, 53716), (4132, 50518), (6968, 29957), (7772, 26858), (8264, 25259), (13429, 15544)]