81740436

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{4057}}^1$

素因数の和:4160

約数の個数: 48

約数和(自身を含む): 201796224

約数和(自身を除く): 120055788

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 73, 92, 138, 146, 219, 276, 292, 438, 876, 1679, 3358, 4057, 5037, 6716, 8114, 10074, 12171, 16228, 20148, 24342, 48684, 93311, 186622, 279933, 296161, 373244, 559866, 592322, 888483, 1119732, 1184644, 1776966, 3553932, 6811703, 13623406, 20435109, 27246812, 40870218, 81740436]

約数ペア:

[(1, 81740436), (2, 40870218), (3, 27246812), (4, 20435109), (6, 13623406), (12, 6811703), (23, 3553932), (46, 1776966), (69, 1184644), (73, 1119732), (92, 888483), (138, 592322), (146, 559866), (219, 373244), (276, 296161), (292, 279933), (438, 186622), (876, 93311), (1679, 48684), (3358, 24342), (4057, 20148), (5037, 16228), (6716, 12171), (8114, 10074)]