72881216

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:499

約数の個数: 56

約数和(自身を含む): 150473664

約数和(自身を除く): 77592448

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 71, 86, 142, 172, 284, 344, 373, 568, 688, 746, 1136, 1376, 1492, 2272, 2752, 2984, 3053, 4544, 5968, 6106, 11936, 12212, 16039, 23872, 24424, 26483, 32078, 48848, 52966, 64156, 97696, 105932, 128312, 195392, 211864, 256624, 423728, 513248, 847456, 1026496, 1138769, 1694912, 2277538, 4555076, 9110152, 18220304, 36440608, 72881216]

約数ペア:

[(1, 72881216), (2, 36440608), (4, 18220304), (8, 9110152), (16, 4555076), (32, 2277538), (43, 1694912), (64, 1138769), (71, 1026496), (86, 847456), (142, 513248), (172, 423728), (284, 256624), (344, 211864), (373, 195392), (568, 128312), (688, 105932), (746, 97696), (1136, 64156), (1376, 52966), (1492, 48848), (2272, 32078), (2752, 26483), (2984, 24424), (3053, 23872), (4544, 16039), (5968, 12212), (6106, 11936)]