53400655

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 87091200

約数和(自身を除く): 33690545

約数列:

[1, 5, 7, 11, 17, 35, 41, 55, 77, 85, 119, 187, 199, 205, 287, 385, 451, 595, 697, 935, 995, 1309, 1393, 1435, 2189, 2255, 3157, 3383, 3485, 4879, 6545, 6965, 7667, 8159, 10945, 15323, 15785, 16915, 23681, 24395, 37213, 38335, 40795, 53669, 57113, 76615, 89749, 118405, 138703, 186065, 260491, 268345, 285565, 448745, 628243, 693515, 970921, 1302455, 1525733, 3141215, 4854605, 7628665, 10680131, 53400655]

約数ペア:

[(1, 53400655), (5, 10680131), (7, 7628665), (11, 4854605), (17, 3141215), (35, 1525733), (41, 1302455), (55, 970921), (77, 693515), (85, 628243), (119, 448745), (187, 285565), (199, 268345), (205, 260491), (287, 186065), (385, 138703), (451, 118405), (595, 89749), (697, 76615), (935, 57113), (995, 53669), (1309, 40795), (1393, 38335), (1435, 37213), (2189, 24395), (2255, 23681), (3157, 16915), (3383, 15785), (3485, 15323), (4879, 10945), (6545, 8159), (6965, 7667)]