155777896

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{13879}}^1$

素因数の和:13969

約数の個数: 32

約数和(自身を含む): 309801600

約数和(自身を除く): 154023704

約数列:

[1, 2, 4, 8, 23, 46, 61, 92, 122, 184, 244, 488, 1403, 2806, 5612, 11224, 13879, 27758, 55516, 111032, 319217, 638434, 846619, 1276868, 1693238, 2553736, 3386476, 6772952, 19472237, 38944474, 77888948, 155777896]

約数ペア:

[(1, 155777896), (2, 77888948), (4, 38944474), (8, 19472237), (23, 6772952), (46, 3386476), (61, 2553736), (92, 1693238), (122, 1276868), (184, 846619), (244, 638434), (488, 319217), (1403, 111032), (2806, 55516), (5612, 27758), (11224, 13879)]