53220860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4937}}^1$

素因数の和:4971

約数の個数: 72

約数和(自身を含む): 141858864

約数和(自身を除く): 88638004

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 4937, 5390, 9874, 10780, 19748, 24685, 34559, 49370, 54307, 69118, 98740, 108614, 138236, 172795, 217228, 241913, 271535, 345590, 380149, 483826, 543070, 691180, 760298, 967652, 1086140, 1209565, 1520596, 1900745, 2419130, 2661043, 3801490, 4838260, 5322086, 7602980, 10644172, 13305215, 26610430, 53220860]

約数ペア:

[(1, 53220860), (2, 26610430), (4, 13305215), (5, 10644172), (7, 7602980), (10, 5322086), (11, 4838260), (14, 3801490), (20, 2661043), (22, 2419130), (28, 1900745), (35, 1520596), (44, 1209565), (49, 1086140), (55, 967652), (70, 760298), (77, 691180), (98, 543070), (110, 483826), (140, 380149), (154, 345590), (196, 271535), (220, 241913), (245, 217228), (308, 172795), (385, 138236), (490, 108614), (539, 98740), (770, 69118), (980, 54307), (1078, 49370), (1540, 34559), (2156, 24685), (2695, 19748), (4937, 10780), (5390, 9874)]