138161870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{25633}}^1$

素因数の和:25665

約数の個数: 48

約数和(自身を含む): 315605808

約数和(自身を除く): 177443938

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5390, 25633, 51266, 128165, 179431, 256330, 281963, 358862, 563926, 897155, 1256017, 1409815, 1794310, 1973741, 2512034, 2819630, 3947482, 6280085, 9868705, 12560170, 13816187, 19737410, 27632374, 69080935, 138161870]

約数ペア:

[(1, 138161870), (2, 69080935), (5, 27632374), (7, 19737410), (10, 13816187), (11, 12560170), (14, 9868705), (22, 6280085), (35, 3947482), (49, 2819630), (55, 2512034), (70, 1973741), (77, 1794310), (98, 1409815), (110, 1256017), (154, 897155), (245, 563926), (385, 358862), (490, 281963), (539, 256330), (770, 179431), (1078, 128165), (2695, 51266), (5390, 25633)]