30031885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 10610675

約数列:

[1, 5, 13, 41, 59, 65, 191, 205, 295, 533, 767, 955, 2419, 2483, 2665, 3835, 7831, 11269, 12095, 12415, 31447, 39155, 56345, 101803, 146497, 157235, 462029, 509015, 732485, 2310145, 6006377, 30031885]

約数ペア:

[(1, 30031885), (5, 6006377), (13, 2310145), (41, 732485), (59, 509015), (65, 462029), (191, 157235), (205, 146497), (295, 101803), (533, 56345), (767, 39155), (955, 31447), (2419, 12415), (2483, 12095), (2665, 11269), (3835, 7831)]