2078531245

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{2657}}^1$

素因数の和:2810

約数の個数: 48

約数和(自身を含む): 3025271808

約数和(自身を除く): 946740563

約数列:

[1, 5, 7, 31, 35, 49, 103, 155, 217, 245, 515, 721, 1085, 1519, 2657, 3193, 3605, 5047, 7595, 13285, 15965, 18599, 22351, 25235, 82367, 92995, 111755, 130193, 156457, 273671, 411835, 576569, 650965, 782285, 1368355, 1915697, 2882845, 4035983, 8483801, 9578485, 13409879, 20179915, 42419005, 59386607, 67049395, 296933035, 415706249, 2078531245]

約数ペア:

[(1, 2078531245), (5, 415706249), (7, 296933035), (31, 67049395), (35, 59386607), (49, 42419005), (103, 20179915), (155, 13409879), (217, 9578485), (245, 8483801), (515, 4035983), (721, 2882845), (1085, 1915697), (1519, 1368355), (2657, 782285), (3193, 650965), (3605, 576569), (5047, 411835), (7595, 273671), (13285, 156457), (15965, 130193), (18599, 111755), (22351, 92995), (25235, 82367)]