130988680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{823}}^1$

素因数の和:1030

約数の個数: 64

約数和(自身を含む): 309692160

約数和(自身を除く): 178703480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 173, 184, 230, 346, 460, 692, 823, 865, 920, 1384, 1646, 1730, 3292, 3460, 3979, 4115, 6584, 6920, 7958, 8230, 15916, 16460, 18929, 19895, 31832, 32920, 37858, 39790, 75716, 79580, 94645, 142379, 151432, 159160, 189290, 284758, 378580, 569516, 711895, 757160, 1139032, 1423790, 2847580, 3274717, 5695160, 6549434, 13098868, 16373585, 26197736, 32747170, 65494340, 130988680]

約数ペア:

[(1, 130988680), (2, 65494340), (4, 32747170), (5, 26197736), (8, 16373585), (10, 13098868), (20, 6549434), (23, 5695160), (40, 3274717), (46, 2847580), (92, 1423790), (115, 1139032), (173, 757160), (184, 711895), (230, 569516), (346, 378580), (460, 284758), (692, 189290), (823, 159160), (865, 151432), (920, 142379), (1384, 94645), (1646, 79580), (1730, 75716), (3292, 39790), (3460, 37858), (3979, 32920), (4115, 31832), (6584, 19895), (6920, 18929), (7958, 16460), (8230, 15916)]