18916156675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{24061}}^1$

素因数の和:24184

約数の個数: 48

約数和(自身を含む): 26316128160

約数和(自身を除く): 7399971485

約数列:

[1, 5, 13, 25, 41, 59, 65, 205, 295, 325, 533, 767, 1025, 1475, 2419, 2665, 3835, 12095, 13325, 19175, 24061, 31447, 60475, 120305, 157235, 312793, 601525, 786175, 986501, 1419599, 1563965, 4932505, 7097995, 7819825, 12824513, 18454787, 24662525, 35489975, 58203559, 64122565, 92273935, 291017795, 320612825, 461369675, 756646267, 1455088975, 3783231335, 18916156675]

約数ペア:

[(1, 18916156675), (5, 3783231335), (13, 1455088975), (25, 756646267), (41, 461369675), (59, 320612825), (65, 291017795), (205, 92273935), (295, 64122565), (325, 58203559), (533, 35489975), (767, 24662525), (1025, 18454787), (1475, 12824513), (2419, 7819825), (2665, 7097995), (3835, 4932505), (12095, 1563965), (13325, 1419599), (19175, 986501), (24061, 786175), (31447, 601525), (60475, 312793), (120305, 157235)]