67778945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{877}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 92927520

約数和(自身を除く): 25148575

約数列:

[1, 5, 13, 29, 41, 65, 145, 205, 377, 533, 877, 1189, 1885, 2665, 4385, 5945, 11401, 15457, 25433, 35957, 57005, 77285, 127165, 179785, 330629, 467441, 1042753, 1653145, 2337205, 5213765, 13555789, 67778945]

約数ペア:

[(1, 67778945), (5, 13555789), (13, 5213765), (29, 2337205), (41, 1653145), (65, 1042753), (145, 467441), (205, 330629), (377, 179785), (533, 127165), (877, 77285), (1189, 57005), (1885, 35957), (2665, 25433), (4385, 15457), (5945, 11401)]