53880580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:893

約数の個数: 72

約数和(自身を含む): 129124800

約数和(自身を除く): 75244220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 380, 494, 676, 839, 845, 988, 1235, 1678, 1690, 2470, 3211, 3356, 3380, 4195, 4940, 6422, 8390, 10907, 12844, 15941, 16055, 16780, 21814, 31882, 32110, 43628, 54535, 63764, 64220, 79705, 109070, 141791, 159410, 207233, 218140, 283582, 318820, 414466, 567164, 708955, 828932, 1036165, 1417910, 2072330, 2694029, 2835820, 4144660, 5388058, 10776116, 13470145, 26940290, 53880580]

約数ペア:

[(1, 53880580), (2, 26940290), (4, 13470145), (5, 10776116), (10, 5388058), (13, 4144660), (19, 2835820), (20, 2694029), (26, 2072330), (38, 1417910), (52, 1036165), (65, 828932), (76, 708955), (95, 567164), (130, 414466), (169, 318820), (190, 283582), (247, 218140), (260, 207233), (338, 159410), (380, 141791), (494, 109070), (676, 79705), (839, 64220), (845, 63764), (988, 54535), (1235, 43628), (1678, 32110), (1690, 31882), (2470, 21814), (3211, 16780), (3356, 16055), (3380, 15941), (4195, 12844), (4940, 10907), (6422, 8390)]