78678848

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1$

素因数の和:847

約数の個数: 56

約数和(自身を含む): 166420800

約数和(自身を除く): 87741952

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 89, 152, 178, 304, 356, 608, 712, 727, 1216, 1424, 1454, 1691, 2848, 2908, 3382, 5696, 5816, 6764, 11632, 13528, 13813, 23264, 27056, 27626, 46528, 54112, 55252, 64703, 108224, 110504, 129406, 221008, 258812, 442016, 517624, 884032, 1035248, 1229357, 2070496, 2458714, 4140992, 4917428, 9834856, 19669712, 39339424, 78678848]

約数ペア:

[(1, 78678848), (2, 39339424), (4, 19669712), (8, 9834856), (16, 4917428), (19, 4140992), (32, 2458714), (38, 2070496), (64, 1229357), (76, 1035248), (89, 884032), (152, 517624), (178, 442016), (304, 258812), (356, 221008), (608, 129406), (712, 110504), (727, 108224), (1216, 64703), (1424, 55252), (1454, 54112), (1691, 46528), (2848, 27626), (2908, 27056), (3382, 23264), (5696, 13813), (5816, 13528), (6764, 11632)]