72512050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1$

素因数の和:703

約数の個数: 48

約数和(自身を含む): 146131272

約数和(自身を除く): 73619222

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 281, 325, 397, 562, 650, 794, 1405, 1985, 2810, 3653, 3970, 5161, 7025, 7306, 9925, 10322, 14050, 18265, 19850, 25805, 36530, 51610, 91325, 111557, 129025, 182650, 223114, 258050, 557785, 1115570, 1450241, 2788925, 2900482, 5577850, 7251205, 14502410, 36256025, 72512050]

約数ペア:

[(1, 72512050), (2, 36256025), (5, 14502410), (10, 7251205), (13, 5577850), (25, 2900482), (26, 2788925), (50, 1450241), (65, 1115570), (130, 557785), (281, 258050), (325, 223114), (397, 182650), (562, 129025), (650, 111557), (794, 91325), (1405, 51610), (1985, 36530), (2810, 25805), (3653, 19850), (3970, 18265), (5161, 14050), (7025, 10322), (7306, 9925)]