158721856

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{641}}^1$

素因数の和:779

約数の個数: 56

約数和(自身を含む): 325809864

約数和(自身を除く): 167088008

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 73, 106, 146, 212, 292, 424, 584, 641, 848, 1168, 1282, 1696, 2336, 2564, 3392, 3869, 4672, 5128, 7738, 10256, 15476, 20512, 30952, 33973, 41024, 46793, 61904, 67946, 93586, 123808, 135892, 187172, 247616, 271784, 374344, 543568, 748688, 1087136, 1497376, 2174272, 2480029, 2994752, 4960058, 9920116, 19840232, 39680464, 79360928, 158721856]

約数ペア:

[(1, 158721856), (2, 79360928), (4, 39680464), (8, 19840232), (16, 9920116), (32, 4960058), (53, 2994752), (64, 2480029), (73, 2174272), (106, 1497376), (146, 1087136), (212, 748688), (292, 543568), (424, 374344), (584, 271784), (641, 247616), (848, 187172), (1168, 135892), (1282, 123808), (1696, 93586), (2336, 67946), (2564, 61904), (3392, 46793), (3869, 41024), (4672, 33973), (5128, 30952), (7738, 20512), (10256, 15476)]