76791820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{617}}^1$

素因数の和:767

約数の個数: 72

約数和(自身を含む): 189374976

約数和(自身を除く): 112583156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 127, 140, 196, 245, 254, 490, 508, 617, 635, 889, 980, 1234, 1270, 1778, 2468, 2540, 3085, 3556, 4319, 4445, 6170, 6223, 8638, 8890, 12340, 12446, 17276, 17780, 21595, 24892, 30233, 31115, 43190, 60466, 62230, 78359, 86380, 120932, 124460, 151165, 156718, 302330, 313436, 391795, 548513, 604660, 783590, 1097026, 1567180, 2194052, 2742565, 3839591, 5485130, 7679182, 10970260, 15358364, 19197955, 38395910, 76791820]

約数ペア:

[(1, 76791820), (2, 38395910), (4, 19197955), (5, 15358364), (7, 10970260), (10, 7679182), (14, 5485130), (20, 3839591), (28, 2742565), (35, 2194052), (49, 1567180), (70, 1097026), (98, 783590), (127, 604660), (140, 548513), (196, 391795), (245, 313436), (254, 302330), (490, 156718), (508, 151165), (617, 124460), (635, 120932), (889, 86380), (980, 78359), (1234, 62230), (1270, 60466), (1778, 43190), (2468, 31115), (2540, 30233), (3085, 24892), (3556, 21595), (4319, 17780), (4445, 17276), (6170, 12446), (6223, 12340), (8638, 8890)]