66774208

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:737

約数の個数: 56

約数和(自身を含む): 141274800

約数和(自身を除く): 74500592

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 89, 152, 178, 304, 356, 608, 617, 712, 1216, 1234, 1424, 1691, 2468, 2848, 3382, 4936, 5696, 6764, 9872, 11723, 13528, 19744, 23446, 27056, 39488, 46892, 54112, 54913, 93784, 108224, 109826, 187568, 219652, 375136, 439304, 750272, 878608, 1043347, 1757216, 2086694, 3514432, 4173388, 8346776, 16693552, 33387104, 66774208]

約数ペア:

[(1, 66774208), (2, 33387104), (4, 16693552), (8, 8346776), (16, 4173388), (19, 3514432), (32, 2086694), (38, 1757216), (64, 1043347), (76, 878608), (89, 750272), (152, 439304), (178, 375136), (304, 219652), (356, 187568), (608, 109826), (617, 108224), (712, 93784), (1216, 54913), (1234, 54112), (1424, 46892), (1691, 39488), (2468, 27056), (2848, 23446), (3382, 19744), (4936, 13528), (5696, 11723), (6764, 9872)]