87871456

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:523

約数の個数: 48

約数和(自身を含む): 177829344

約数和(自身を除く): 89957888

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 197, 212, 263, 394, 424, 526, 788, 848, 1052, 1576, 1696, 2104, 3152, 4208, 6304, 8416, 10441, 13939, 20882, 27878, 41764, 51811, 55756, 83528, 103622, 111512, 167056, 207244, 223024, 334112, 414488, 446048, 828976, 1657952, 2745983, 5491966, 10983932, 21967864, 43935728, 87871456]

約数ペア:

[(1, 87871456), (2, 43935728), (4, 21967864), (8, 10983932), (16, 5491966), (32, 2745983), (53, 1657952), (106, 828976), (197, 446048), (212, 414488), (263, 334112), (394, 223024), (424, 207244), (526, 167056), (788, 111512), (848, 103622), (1052, 83528), (1576, 55756), (1696, 51811), (2104, 41764), (3152, 27878), (4208, 20882), (6304, 13939), (8416, 10441)]