51258655

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 78402816

約数和(自身を除く): 27144161

約数列:

[1, 5, 7, 17, 31, 35, 49, 85, 119, 155, 217, 245, 397, 527, 595, 833, 1085, 1519, 1985, 2635, 2779, 3689, 4165, 6749, 7595, 12307, 13895, 18445, 19453, 25823, 33745, 47243, 61535, 86149, 97265, 129115, 209219, 236215, 330701, 430745, 603043, 1046095, 1464533, 1653505, 3015215, 7322665, 10251731, 51258655]

約数ペア:

[(1, 51258655), (5, 10251731), (7, 7322665), (17, 3015215), (31, 1653505), (35, 1464533), (49, 1046095), (85, 603043), (119, 430745), (155, 330701), (217, 236215), (245, 209219), (397, 129115), (527, 97265), (595, 86149), (833, 61535), (1085, 47243), (1519, 33745), (1985, 25823), (2635, 19453), (2779, 18445), (3689, 13895), (4165, 12307), (6749, 7595)]