201000020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{13103}}^1$

素因数の和:13184

約数の個数: 48

約数和(自身を含む): 462309120

約数和(自身を除く): 261309100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 7670, 13103, 15340, 26206, 52412, 65515, 131030, 170339, 262060, 340678, 681356, 773077, 851695, 1546154, 1703390, 3092308, 3406780, 3865385, 7730770, 10050001, 15461540, 20100002, 40200004, 50250005, 100500010, 201000020]

約数ペア:

[(1, 201000020), (2, 100500010), (4, 50250005), (5, 40200004), (10, 20100002), (13, 15461540), (20, 10050001), (26, 7730770), (52, 3865385), (59, 3406780), (65, 3092308), (118, 1703390), (130, 1546154), (236, 851695), (260, 773077), (295, 681356), (590, 340678), (767, 262060), (1180, 170339), (1534, 131030), (3068, 65515), (3835, 52412), (7670, 26206), (13103, 15340)]