72549820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22531}}^1$

素因数の和:22570

約数の個数: 48

約数和(自身を含む): 181698048

約数和(自身を除く): 109148228

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, 22531, 45062, 90124, 112655, 157717, 225310, 315434, 450620, 518213, 630868, 788585, 1036426, 1577170, 2072852, 2591065, 3154340, 3627491, 5182130, 7254982, 10364260, 14509964, 18137455, 36274910, 72549820]

約数ペア:

[(1, 72549820), (2, 36274910), (4, 18137455), (5, 14509964), (7, 10364260), (10, 7254982), (14, 5182130), (20, 3627491), (23, 3154340), (28, 2591065), (35, 2072852), (46, 1577170), (70, 1036426), (92, 788585), (115, 630868), (140, 518213), (161, 450620), (230, 315434), (322, 225310), (460, 157717), (644, 112655), (805, 90124), (1610, 45062), (3220, 22531)]