145320340025

素因数分解:

$5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{8389}}^1$

素因数の和:8671

約数の個数: 72

約数和(自身を含む): 213481872000

約数和(自身を除く): 68161531975

約数列:

[1, 5, 7, 25, 35, 49, 79, 175, 179, 245, 395, 553, 895, 1225, 1253, 1975, 2765, 3871, 4475, 6265, 8389, 8771, 13825, 14141, 19355, 31325, 41945, 43855, 58723, 70705, 96775, 98987, 209725, 219275, 293615, 353525, 411061, 494935, 662731, 692909, 1468075, 1501631, 2055305, 2474675, 3313655, 3464545, 4639117, 7508155, 10276525, 10511417, 16568275, 17322725, 23195585, 32473819, 37540775, 52557085, 73579919, 115977925, 118628849, 162369095, 262785425, 367899595, 593144245, 811845475, 830401943, 1839497975, 2965721225, 4152009715, 5812813601, 20760048575, 29064068005, 145320340025]

約数ペア:

[(1, 145320340025), (5, 29064068005), (7, 20760048575), (25, 5812813601), (35, 4152009715), (49, 2965721225), (79, 1839497975), (175, 830401943), (179, 811845475), (245, 593144245), (395, 367899595), (553, 262785425), (895, 162369095), (1225, 118628849), (1253, 115977925), (1975, 73579919), (2765, 52557085), (3871, 37540775), (4475, 32473819), (6265, 23195585), (8389, 17322725), (8771, 16568275), (13825, 10511417), (14141, 10276525), (19355, 7508155), (31325, 4639117), (41945, 3464545), (43855, 3313655), (58723, 2474675), (70705, 2055305), (96775, 1501631), (98987, 1468075), (209725, 692909), (219275, 662731), (293615, 494935), (353525, 411061)]