81712736

素因数分解:

$2^5\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1607}}^1$

素因数の和:1851

約数の個数: 48

約数和(自身を含む): 184778496

約数和(自身を除く): 103065760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 227, 454, 908, 1589, 1607, 1816, 3178, 3214, 3632, 6356, 6428, 7264, 11249, 12712, 12856, 22498, 25424, 25712, 44996, 50848, 51424, 89992, 179984, 359968, 364789, 729578, 1459156, 2553523, 2918312, 5107046, 5836624, 10214092, 11673248, 20428184, 40856368, 81712736]

約数ペア:

[(1, 81712736), (2, 40856368), (4, 20428184), (7, 11673248), (8, 10214092), (14, 5836624), (16, 5107046), (28, 2918312), (32, 2553523), (56, 1459156), (112, 729578), (224, 364789), (227, 359968), (454, 179984), (908, 89992), (1589, 51424), (1607, 50848), (1816, 44996), (3178, 25712), (3214, 25424), (3632, 22498), (6356, 12856), (6428, 12712), (7264, 11249)]