66350398465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2879}}^1\times {\mathrm{18661}}^1$

素因数の和:21577

約数の個数: 32

約数和(自身を含む): 90294220800

約数和(自身を除く): 23943822335

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 2879, 14395, 18661, 37427, 54701, 93305, 187135, 242593, 273505, 354559, 711113, 1212965, 1772795, 3555565, 4609267, 23046335, 53725019, 268625095, 698425247, 1020775361, 3492126235, 5103876805, 13270079693, 66350398465]

約数ペア:

[(1, 66350398465), (5, 13270079693), (13, 5103876805), (19, 3492126235), (65, 1020775361), (95, 698425247), (247, 268625095), (1235, 53725019), (2879, 23046335), (14395, 4609267), (18661, 3555565), (37427, 1772795), (54701, 1212965), (93305, 711113), (187135, 354559), (242593, 273505)]