128370752

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1$

素因数の和:859

約数の個数: 56

約数和(自身を含む): 266273280

約数和(自身を除く): 137902528

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 89, 124, 178, 248, 356, 496, 712, 727, 992, 1424, 1454, 1984, 2759, 2848, 2908, 5518, 5696, 5816, 11036, 11632, 22072, 22537, 23264, 44144, 45074, 46528, 64703, 88288, 90148, 129406, 176576, 180296, 258812, 360592, 517624, 721184, 1035248, 1442368, 2005793, 2070496, 4011586, 4140992, 8023172, 16046344, 32092688, 64185376, 128370752]

約数ペア:

[(1, 128370752), (2, 64185376), (4, 32092688), (8, 16046344), (16, 8023172), (31, 4140992), (32, 4011586), (62, 2070496), (64, 2005793), (89, 1442368), (124, 1035248), (178, 721184), (248, 517624), (356, 360592), (496, 258812), (712, 180296), (727, 176576), (992, 129406), (1424, 90148), (1454, 88288), (1984, 64703), (2759, 46528), (2848, 45074), (2908, 44144), (5518, 23264), (5696, 22537), (5816, 22072), (11036, 11632)]