79586780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6247}}^1$

素因数の和:6283

約数の個数: 72

約数和(自身を含む): 209407968

約数和(自身を除く): 129821188

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6247, 6370, 12494, 12740, 24988, 31235, 43729, 62470, 81211, 87458, 124940, 162422, 174916, 218645, 306103, 324844, 406055, 437290, 568477, 612206, 812110, 874580, 1136954, 1224412, 1530515, 1624220, 2273908, 2842385, 3061030, 3979339, 5684770, 6122060, 7958678, 11369540, 15917356, 19896695, 39793390, 79586780]

約数ペア:

[(1, 79586780), (2, 39793390), (4, 19896695), (5, 15917356), (7, 11369540), (10, 7958678), (13, 6122060), (14, 5684770), (20, 3979339), (26, 3061030), (28, 2842385), (35, 2273908), (49, 1624220), (52, 1530515), (65, 1224412), (70, 1136954), (91, 874580), (98, 812110), (130, 612206), (140, 568477), (182, 437290), (196, 406055), (245, 324844), (260, 306103), (364, 218645), (455, 174916), (490, 162422), (637, 124940), (910, 87458), (980, 81211), (1274, 62470), (1820, 43729), (2548, 31235), (3185, 24988), (6247, 12740), (6370, 12494)]