20163088005

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{1163}}^1$

素因数の和:1538

約数の個数: 64

約数和(自身を含む): 33340833792

約数和(自身を除く): 13177745787

約数列:

[1, 3, 5, 15, 71, 73, 213, 219, 223, 355, 365, 669, 1065, 1095, 1115, 1163, 3345, 3489, 5183, 5815, 15549, 15833, 16279, 17445, 25915, 47499, 48837, 77745, 79165, 81395, 82573, 84899, 237495, 244185, 247719, 254697, 259349, 412865, 424495, 778047, 1155809, 1238595, 1273485, 1296745, 3467427, 3890235, 5779045, 6027829, 17337135, 18083487, 18413779, 18932477, 30139145, 55241337, 56797431, 90417435, 92068895, 94662385, 276206685, 283987155, 1344205867, 4032617601, 6721029335, 20163088005]

約数ペア:

[(1, 20163088005), (3, 6721029335), (5, 4032617601), (15, 1344205867), (71, 283987155), (73, 276206685), (213, 94662385), (219, 92068895), (223, 90417435), (355, 56797431), (365, 55241337), (669, 30139145), (1065, 18932477), (1095, 18413779), (1115, 18083487), (1163, 17337135), (3345, 6027829), (3489, 5779045), (5183, 3890235), (5815, 3467427), (15549, 1296745), (15833, 1273485), (16279, 1238595), (17445, 1155809), (25915, 778047), (47499, 424495), (48837, 412865), (77745, 259349), (79165, 254697), (81395, 247719), (82573, 244185), (84899, 237495)]