149217380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4519}}^1$

素因数の和:4668

約数の個数: 48

約数和(自身を含む): 340193280

約数和(自身を除く): 190975900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 4519, 6604, 8255, 9038, 16510, 18076, 22595, 33020, 45190, 58747, 90380, 117494, 234988, 293735, 573913, 587470, 1147826, 1174940, 2295652, 2869565, 5739130, 7460869, 11478260, 14921738, 29843476, 37304345, 74608690, 149217380]

約数ペア:

[(1, 149217380), (2, 74608690), (4, 37304345), (5, 29843476), (10, 14921738), (13, 11478260), (20, 7460869), (26, 5739130), (52, 2869565), (65, 2295652), (127, 1174940), (130, 1147826), (254, 587470), (260, 573913), (508, 293735), (635, 234988), (1270, 117494), (1651, 90380), (2540, 58747), (3302, 45190), (4519, 33020), (6604, 22595), (8255, 18076), (9038, 16510)]