80491252900

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{84523}}^1$

素因数の和:84733

約数の個数: 72

約数和(自身を含む): 178281401760

約数和(自身を除く): 97790148860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 107, 178, 214, 356, 428, 445, 535, 890, 1070, 1780, 2140, 2225, 2675, 4450, 5350, 8900, 9523, 10700, 19046, 38092, 47615, 84523, 95230, 169046, 190460, 238075, 338092, 422615, 476150, 845230, 952300, 1690460, 2113075, 4226150, 7522547, 8452300, 9043961, 15045094, 18087922, 30090188, 36175844, 37612735, 45219805, 75225470, 90439610, 150450940, 180879220, 188063675, 226099025, 376127350, 452198050, 752254700, 804912529, 904396100, 1609825058, 3219650116, 4024562645, 8049125290, 16098250580, 20122813225, 40245626450, 80491252900]

約数ペア:

[(1, 80491252900), (2, 40245626450), (4, 20122813225), (5, 16098250580), (10, 8049125290), (20, 4024562645), (25, 3219650116), (50, 1609825058), (89, 904396100), (100, 804912529), (107, 752254700), (178, 452198050), (214, 376127350), (356, 226099025), (428, 188063675), (445, 180879220), (535, 150450940), (890, 90439610), (1070, 75225470), (1780, 45219805), (2140, 37612735), (2225, 36175844), (2675, 30090188), (4450, 18087922), (5350, 15045094), (8900, 9043961), (9523, 8452300), (10700, 7522547), (19046, 4226150), (38092, 2113075), (47615, 1690460), (84523, 952300), (95230, 845230), (169046, 476150), (190460, 422615), (238075, 338092)]