1217852025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:460

約数の個数: 96

約数和(自身を含む): 2301936000

約数和(自身を除く): 1084083975

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 169, 195, 247, 285, 325, 389, 475, 507, 741, 845, 975, 1167, 1235, 1425, 1945, 2197, 2535, 3211, 3705, 4225, 5057, 5835, 6175, 6591, 7391, 9633, 9725, 10985, 12675, 15171, 16055, 18525, 22173, 25285, 29175, 32955, 36955, 41743, 48165, 54925, 65741, 75855, 80275, 96083, 110865, 125229, 126425, 164775, 184775, 197223, 208715, 240825, 288249, 328705, 379275, 480415, 554325, 626145, 854633, 986115, 1043575, 1249079, 1441245, 1643525, 2402075, 2563899, 3130725, 3747237, 4273165, 4930575, 6245395, 7206225, 12819495, 16238027, 18736185, 21365825, 31226975, 48714081, 64097475, 81190135, 93680925, 243570405, 405950675, 1217852025]

約数ペア:

[(1, 1217852025), (3, 405950675), (5, 243570405), (13, 93680925), (15, 81190135), (19, 64097475), (25, 48714081), (39, 31226975), (57, 21365825), (65, 18736185), (75, 16238027), (95, 12819495), (169, 7206225), (195, 6245395), (247, 4930575), (285, 4273165), (325, 3747237), (389, 3130725), (475, 2563899), (507, 2402075), (741, 1643525), (845, 1441245), (975, 1249079), (1167, 1043575), (1235, 986115), (1425, 854633), (1945, 626145), (2197, 554325), (2535, 480415), (3211, 379275), (3705, 328705), (4225, 288249), (5057, 240825), (5835, 208715), (6175, 197223), (6591, 184775), (7391, 164775), (9633, 126425), (9725, 125229), (10985, 110865), (12675, 96083), (15171, 80275), (16055, 75855), (18525, 65741), (22173, 54925), (25285, 48165), (29175, 41743), (32955, 36955)]