2155702945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{11437}}^1$

素因数の和:11625

約数の個数: 32

約数和(自身を含む): 2964729600

約数和(自身を除く): 809026655

約数列:

[1, 5, 11, 23, 55, 115, 149, 253, 745, 1265, 1639, 3427, 8195, 11437, 17135, 37697, 57185, 125807, 188485, 263051, 629035, 1315255, 1704113, 2893561, 8520565, 14467805, 18745243, 39194599, 93726215, 195972995, 431140589, 2155702945]

約数ペア:

[(1, 2155702945), (5, 431140589), (11, 195972995), (23, 93726215), (55, 39194599), (115, 18745243), (149, 14467805), (253, 8520565), (745, 2893561), (1265, 1704113), (1639, 1315255), (3427, 629035), (8195, 263051), (11437, 188485), (17135, 125807), (37697, 57185)]