78997984

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3583}}^1$

素因数の和:3659

約数の個数: 48

約数和(自身を含む): 170698752

約数和(自身を除く): 91700768

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 689, 848, 1378, 1696, 2756, 3583, 5512, 7166, 11024, 14332, 22048, 28664, 46579, 57328, 93158, 114656, 186316, 189899, 372632, 379798, 745264, 759596, 1490528, 1519192, 2468687, 3038384, 4937374, 6076768, 9874748, 19749496, 39498992, 78997984]

約数ペア:

[(1, 78997984), (2, 39498992), (4, 19749496), (8, 9874748), (13, 6076768), (16, 4937374), (26, 3038384), (32, 2468687), (52, 1519192), (53, 1490528), (104, 759596), (106, 745264), (208, 379798), (212, 372632), (416, 189899), (424, 186316), (689, 114656), (848, 93158), (1378, 57328), (1696, 46579), (2756, 28664), (3583, 22048), (5512, 14332), (7166, 11024)]