87284540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27107}}^1$

素因数の和:27146

約数の個数: 48

約数和(自身を含む): 218598912

約数和(自身を除く): 131314372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 27107, 54214, 108428, 135535, 189749, 271070, 379498, 542140, 623461, 758996, 948745, 1246922, 1897490, 2493844, 3117305, 3794980, 4364227, 6234610, 8728454, 12469220, 17456908, 21821135, 43642270, 87284540]

約数ペア:

[(1, 87284540), (2, 43642270), (4, 21821135), (5, 17456908), (7, 12469220), (10, 8728454), (14, 6234610), (20, 4364227), (23, 3794980), (28, 3117305), (35, 2493844), (46, 1897490), (70, 1246922), (92, 948745), (115, 758996), (140, 623461), (161, 542140), (230, 379498), (322, 271070), (460, 189749), (644, 135535), (805, 108428), (1610, 54214), (3220, 27107)]