55780928

素因数分解:

$2^6\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1399}}^1$

素因数の和:1507

約数の個数: 56

約数和(自身を含む): 128016000

約数和(自身を除く): 72235072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 178, 224, 356, 448, 623, 712, 1246, 1399, 1424, 2492, 2798, 2848, 4984, 5596, 5696, 9793, 9968, 11192, 19586, 19936, 22384, 39172, 39872, 44768, 78344, 89536, 124511, 156688, 249022, 313376, 498044, 626752, 871577, 996088, 1743154, 1992176, 3486308, 3984352, 6972616, 7968704, 13945232, 27890464, 55780928]

約数ペア:

[(1, 55780928), (2, 27890464), (4, 13945232), (7, 7968704), (8, 6972616), (14, 3984352), (16, 3486308), (28, 1992176), (32, 1743154), (56, 996088), (64, 871577), (89, 626752), (112, 498044), (178, 313376), (224, 249022), (356, 156688), (448, 124511), (623, 89536), (712, 78344), (1246, 44768), (1399, 39872), (1424, 39172), (2492, 22384), (2798, 19936), (2848, 19586), (4984, 11192), (5596, 9968), (5696, 9793)]