20236085025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{4957}}^1$

素因数の和:5115

約数の個数: 96

約数和(自身を含む): 37182620160

約数和(自身を除く): 16946535135

約数列:

[1, 3, 5, 13, 15, 25, 39, 53, 65, 75, 79, 159, 195, 237, 265, 325, 395, 689, 795, 975, 1027, 1185, 1325, 1975, 2067, 3081, 3445, 3975, 4187, 4957, 5135, 5925, 10335, 12561, 14871, 15405, 17225, 20935, 24785, 25675, 51675, 54431, 62805, 64441, 74355, 77025, 104675, 123925, 163293, 193323, 262721, 272155, 314025, 322205, 371775, 391603, 788163, 816465, 966615, 1174809, 1313605, 1360775, 1611025, 1958015, 3415373, 3940815, 4082325, 4833075, 5090839, 5874045, 6568025, 9790075, 10246119, 15272517, 17076865, 19704075, 20754959, 25454195, 29370225, 51230595, 62264877, 76362585, 85384325, 103774795, 127270975, 256152975, 269814467, 311324385, 381812925, 518873975, 809443401, 1349072335, 1556621925, 4047217005, 6745361675, 20236085025]

約数ペア:

[(1, 20236085025), (3, 6745361675), (5, 4047217005), (13, 1556621925), (15, 1349072335), (25, 809443401), (39, 518873975), (53, 381812925), (65, 311324385), (75, 269814467), (79, 256152975), (159, 127270975), (195, 103774795), (237, 85384325), (265, 76362585), (325, 62264877), (395, 51230595), (689, 29370225), (795, 25454195), (975, 20754959), (1027, 19704075), (1185, 17076865), (1325, 15272517), (1975, 10246119), (2067, 9790075), (3081, 6568025), (3445, 5874045), (3975, 5090839), (4187, 4833075), (4957, 4082325), (5135, 3940815), (5925, 3415373), (10335, 1958015), (12561, 1611025), (14871, 1360775), (15405, 1313605), (17225, 1174809), (20935, 966615), (24785, 816465), (25675, 788163), (51675, 391603), (54431, 371775), (62805, 322205), (64441, 314025), (74355, 272155), (77025, 262721), (104675, 193323), (123925, 163293)]