74895795

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{443}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 148848336

約数和(自身を除く): 73952541

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 289, 443, 585, 663, 765, 867, 1105, 1329, 1445, 1989, 2215, 2601, 3315, 3757, 3987, 4335, 5759, 6645, 7531, 9945, 11271, 13005, 17277, 18785, 19935, 22593, 28795, 33813, 37655, 51831, 56355, 67779, 86385, 97903, 112965, 128027, 169065, 259155, 293709, 338895, 384081, 489515, 640135, 881127, 1152243, 1468545, 1664351, 1920405, 4405635, 4993053, 5761215, 8321755, 14979159, 24965265, 74895795]

約数ペア:

[(1, 74895795), (3, 24965265), (5, 14979159), (9, 8321755), (13, 5761215), (15, 4993053), (17, 4405635), (39, 1920405), (45, 1664351), (51, 1468545), (65, 1152243), (85, 881127), (117, 640135), (153, 489515), (195, 384081), (221, 338895), (255, 293709), (289, 259155), (443, 169065), (585, 128027), (663, 112965), (765, 97903), (867, 86385), (1105, 67779), (1329, 56355), (1445, 51831), (1989, 37655), (2215, 33813), (2601, 28795), (3315, 22593), (3757, 19935), (3987, 18785), (4335, 17277), (5759, 13005), (6645, 11271), (7531, 9945)]