279305209105

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{1423}}^1$

素因数の和:1671

約数の個数: 96

約数和(自身を含む): 384258539520

約数和(自身を除く): 104953330415

約数列:

[1, 5, 13, 31, 59, 65, 127, 155, 169, 295, 403, 635, 767, 845, 1423, 1651, 1829, 2015, 3835, 3937, 5239, 7115, 7493, 8255, 9145, 9971, 18499, 19685, 21463, 23777, 26195, 37465, 44113, 49855, 51181, 83957, 92495, 97409, 107315, 118885, 180721, 220565, 232283, 240487, 255905, 309101, 419785, 487045, 573469, 665353, 903605, 1091441, 1161415, 1202435, 1266317, 1545505, 2349373, 2602667, 2867345, 3019679, 3326765, 5457205, 5602351, 6331585, 7455097, 10662539, 11746865, 13013335, 14188733, 15098395, 28011755, 30541849, 33834671, 37275485, 39255827, 53312695, 70943665, 72830563, 138613007, 152709245, 169173355, 196279135, 330538709, 364152815, 439850723, 693065035, 946797319, 1652693545, 1801969091, 2199253615, 4297003217, 4733986595, 9009845455, 21485016085, 55861041821, 279305209105]

約数ペア:

[(1, 279305209105), (5, 55861041821), (13, 21485016085), (31, 9009845455), (59, 4733986595), (65, 4297003217), (127, 2199253615), (155, 1801969091), (169, 1652693545), (295, 946797319), (403, 693065035), (635, 439850723), (767, 364152815), (845, 330538709), (1423, 196279135), (1651, 169173355), (1829, 152709245), (2015, 138613007), (3835, 72830563), (3937, 70943665), (5239, 53312695), (7115, 39255827), (7493, 37275485), (8255, 33834671), (9145, 30541849), (9971, 28011755), (18499, 15098395), (19685, 14188733), (21463, 13013335), (23777, 11746865), (26195, 10662539), (37465, 7455097), (44113, 6331585), (49855, 5602351), (51181, 5457205), (83957, 3326765), (92495, 3019679), (97409, 2867345), (107315, 2602667), (118885, 2349373), (180721, 1545505), (220565, 1266317), (232283, 1202435), (240487, 1161415), (255905, 1091441), (309101, 903605), (419785, 665353), (487045, 573469)]