61995895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 84135744

約数和(自身を除く): 22139849

約数列:

[1, 5, 13, 41, 43, 65, 205, 215, 533, 541, 559, 1763, 2665, 2705, 2795, 7033, 8815, 22181, 22919, 23263, 35165, 110905, 114595, 116315, 288353, 302419, 953783, 1441765, 1512095, 4768915, 12399179, 61995895]

約数ペア:

[(1, 61995895), (5, 12399179), (13, 4768915), (41, 1512095), (43, 1441765), (65, 953783), (205, 302419), (215, 288353), (533, 116315), (541, 114595), (559, 110905), (1763, 35165), (2665, 23263), (2705, 22919), (2795, 22181), (7033, 8815)]