40505265

素因数分解:

$3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{971}}^1$

素因数の和:1091

約数の個数: 40

約数和(自身を含む): 73389888

約数和(自身を除く): 32884623

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 103, 135, 309, 405, 515, 927, 971, 1545, 2781, 2913, 4635, 4855, 8343, 8739, 13905, 14565, 26217, 41715, 43695, 78651, 100013, 131085, 300039, 393255, 500065, 900117, 1500195, 2700351, 4500585, 8101053, 13501755, 40505265]

約数ペア:

[(1, 40505265), (3, 13501755), (5, 8101053), (9, 4500585), (15, 2700351), (27, 1500195), (45, 900117), (81, 500065), (103, 393255), (135, 300039), (309, 131085), (405, 100013), (515, 78651), (927, 43695), (971, 41715), (1545, 26217), (2781, 14565), (2913, 13905), (4635, 8739), (4855, 8343)]