71366540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{72823}}^1$

素因数の和:72846

約数の個数: 36

約数和(自身を含む): 174340656

約数和(自身を除く): 102974116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 72823, 145646, 291292, 364115, 509761, 728230, 1019522, 1456460, 2039044, 2548805, 3568327, 5097610, 7136654, 10195220, 14273308, 17841635, 35683270, 71366540]

約数ペア:

[(1, 71366540), (2, 35683270), (4, 17841635), (5, 14273308), (7, 10195220), (10, 7136654), (14, 5097610), (20, 3568327), (28, 2548805), (35, 2039044), (49, 1456460), (70, 1019522), (98, 728230), (140, 509761), (196, 364115), (245, 291292), (490, 145646), (980, 72823)]