80644005

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 120

約数和(自身を含む): 168498792

約数和(自身を除く): 87854787

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 53, 65, 81, 85, 117, 135, 153, 159, 195, 221, 255, 265, 289, 351, 405, 459, 477, 585, 663, 689, 765, 795, 867, 901, 1053, 1105, 1377, 1431, 1445, 1755, 1989, 2067, 2295, 2385, 2601, 2703, 3315, 3445, 3757, 4293, 4335, 4505, 5265, 5967, 6201, 6885, 7155, 7803, 8109, 9945, 10335, 11271, 11713, 13005, 13515, 15317, 17901, 18603, 18785, 21465, 23409, 24327, 29835, 31005, 33813, 35139, 39015, 40545, 45951, 55809, 56355, 58565, 72981, 76585, 89505, 93015, 101439, 105417, 117045, 121635, 137853, 169065, 175695, 199121, 229755, 279045, 304317, 316251, 364905, 413559, 507195, 527085, 597363, 689265, 948753, 995605, 1240677, 1521585, 1581255, 1792089, 2067795, 2986815, 4743765, 5376267, 6203385, 8960445, 16128801, 26881335, 80644005]

約数ペア:

[(1, 80644005), (3, 26881335), (5, 16128801), (9, 8960445), (13, 6203385), (15, 5376267), (17, 4743765), (27, 2986815), (39, 2067795), (45, 1792089), (51, 1581255), (53, 1521585), (65, 1240677), (81, 995605), (85, 948753), (117, 689265), (135, 597363), (153, 527085), (159, 507195), (195, 413559), (221, 364905), (255, 316251), (265, 304317), (289, 279045), (351, 229755), (405, 199121), (459, 175695), (477, 169065), (585, 137853), (663, 121635), (689, 117045), (765, 105417), (795, 101439), (867, 93015), (901, 89505), (1053, 76585), (1105, 72981), (1377, 58565), (1431, 56355), (1445, 55809), (1755, 45951), (1989, 40545), (2067, 39015), (2295, 35139), (2385, 33813), (2601, 31005), (2703, 29835), (3315, 24327), (3445, 23409), (3757, 21465), (4293, 18785), (4335, 18603), (4505, 17901), (5265, 15317), (5967, 13515), (6201, 13005), (6885, 11713), (7155, 11271), (7803, 10335), (8109, 9945)]