262589780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{2617}}^1$

素因数の和:2828

約数の個数: 48

約数和(自身を含む): 573970320

約数和(自身を除く): 311380540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 173, 290, 346, 580, 692, 865, 1730, 2617, 3460, 5017, 5234, 10034, 10468, 13085, 20068, 25085, 26170, 50170, 52340, 75893, 100340, 151786, 303572, 379465, 452741, 758930, 905482, 1517860, 1810964, 2263705, 4527410, 9054820, 13129489, 26258978, 52517956, 65647445, 131294890, 262589780]

約数ペア:

[(1, 262589780), (2, 131294890), (4, 65647445), (5, 52517956), (10, 26258978), (20, 13129489), (29, 9054820), (58, 4527410), (116, 2263705), (145, 1810964), (173, 1517860), (290, 905482), (346, 758930), (580, 452741), (692, 379465), (865, 303572), (1730, 151786), (2617, 100340), (3460, 75893), (5017, 52340), (5234, 50170), (10034, 26170), (10468, 25085), (13085, 20068)]