42548275

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 70924032

約数和(自身を除く): 28375757

約数列:

[1, 5, 7, 11, 23, 25, 31, 35, 55, 77, 115, 155, 161, 175, 217, 253, 275, 341, 385, 575, 713, 775, 805, 961, 1085, 1265, 1705, 1771, 1925, 2387, 3565, 4025, 4805, 4991, 5425, 6325, 6727, 7843, 8525, 8855, 10571, 11935, 17825, 22103, 24025, 24955, 33635, 39215, 44275, 52855, 54901, 59675, 73997, 110515, 124775, 154721, 168175, 196075, 243133, 264275, 274505, 369985, 552575, 773605, 1215665, 1372525, 1701931, 1849925, 3868025, 6078325, 8509655, 42548275]

約数ペア:

[(1, 42548275), (5, 8509655), (7, 6078325), (11, 3868025), (23, 1849925), (25, 1701931), (31, 1372525), (35, 1215665), (55, 773605), (77, 552575), (115, 369985), (155, 274505), (161, 264275), (175, 243133), (217, 196075), (253, 168175), (275, 154721), (341, 124775), (385, 110515), (575, 73997), (713, 59675), (775, 54901), (805, 52855), (961, 44275), (1085, 39215), (1265, 33635), (1705, 24955), (1771, 24025), (1925, 22103), (2387, 17825), (3565, 11935), (4025, 10571), (4805, 8855), (4991, 8525), (5425, 7843), (6325, 6727)]