87816016

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{647}}^1$

素因数の和:1171

約数の個数: 40

約数和(自身を含む): 180792000

約数和(自身を除く): 92975984

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 499, 647, 998, 1294, 1996, 2588, 3992, 5176, 7984, 8483, 10352, 10999, 16966, 21998, 33932, 43996, 67864, 87992, 135728, 175984, 322853, 645706, 1291412, 2582824, 5165648, 5488501, 10977002, 21954004, 43908008, 87816016]

約数ペア:

[(1, 87816016), (2, 43908008), (4, 21954004), (8, 10977002), (16, 5488501), (17, 5165648), (34, 2582824), (68, 1291412), (136, 645706), (272, 322853), (499, 175984), (647, 135728), (998, 87992), (1294, 67864), (1996, 43996), (2588, 33932), (3992, 21998), (5176, 16966), (7984, 10999), (8483, 10352)]