87198865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 128894976

約数和(自身を除く): 41696111

約数列:

[1, 5, 13, 17, 23, 47, 65, 73, 85, 115, 221, 235, 299, 365, 391, 611, 799, 949, 1081, 1105, 1241, 1495, 1679, 1955, 3055, 3431, 3995, 4745, 5083, 5405, 6205, 8395, 10387, 14053, 16133, 17155, 18377, 21827, 25415, 28543, 44603, 51935, 58327, 70265, 78913, 80665, 91885, 109135, 142715, 223015, 238901, 291635, 371059, 394565, 758251, 1025869, 1194505, 1341521, 1855295, 3791255, 5129345, 6707605, 17439773, 87198865]

約数ペア:

[(1, 87198865), (5, 17439773), (13, 6707605), (17, 5129345), (23, 3791255), (47, 1855295), (65, 1341521), (73, 1194505), (85, 1025869), (115, 758251), (221, 394565), (235, 371059), (299, 291635), (365, 238901), (391, 223015), (611, 142715), (799, 109135), (949, 91885), (1081, 80665), (1105, 78913), (1241, 70265), (1495, 58327), (1679, 51935), (1955, 44603), (3055, 28543), (3431, 25415), (3995, 21827), (4745, 18377), (5083, 17155), (5405, 16133), (6205, 14053), (8395, 10387)]