80727270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{206993}}^1$

素因数の和:207016

約数の個数: 32

約数和(自身を含む): 208649952

約数和(自身を除く): 127922682

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 206993, 413986, 620979, 1034965, 1241958, 2069930, 2690909, 3104895, 5381818, 6209790, 8072727, 13454545, 16145454, 26909090, 40363635, 80727270]

約数ペア:

[(1, 80727270), (2, 40363635), (3, 26909090), (5, 16145454), (6, 13454545), (10, 8072727), (13, 6209790), (15, 5381818), (26, 3104895), (30, 2690909), (39, 2069930), (65, 1241958), (78, 1034965), (130, 620979), (195, 413986), (390, 206993)]