159320980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{87539}}^1$

素因数の和:87568

約数の個数: 48

約数和(自身を含む): 411788160

約数和(自身を除く): 252467180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 87539, 175078, 350156, 437695, 612773, 875390, 1138007, 1225546, 1750780, 2276014, 2451092, 3063865, 4552028, 5690035, 6127730, 7966049, 11380070, 12255460, 15932098, 22760140, 31864196, 39830245, 79660490, 159320980]

約数ペア:

[(1, 159320980), (2, 79660490), (4, 39830245), (5, 31864196), (7, 22760140), (10, 15932098), (13, 12255460), (14, 11380070), (20, 7966049), (26, 6127730), (28, 5690035), (35, 4552028), (52, 3063865), (65, 2451092), (70, 2276014), (91, 1750780), (130, 1225546), (140, 1138007), (182, 875390), (260, 612773), (364, 437695), (455, 350156), (910, 175078), (1820, 87539)]