81783130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{57191}}^1$

素因数の和:57222

約数の個数: 32

約数和(自身を含む): 172948608

約数和(自身を除く): 91165478

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 57191, 114382, 285955, 571910, 629101, 743483, 1258202, 1486966, 3145505, 3717415, 6291010, 7434830, 8178313, 16356626, 40891565, 81783130]

約数ペア:

[(1, 81783130), (2, 40891565), (5, 16356626), (10, 8178313), (11, 7434830), (13, 6291010), (22, 3717415), (26, 3145505), (55, 1486966), (65, 1258202), (110, 743483), (130, 629101), (143, 571910), (286, 285955), (715, 114382), (1430, 57191)]