81395832

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15629}}^1$

素因数の和:15676

約数の個数: 64

約数和(自身を含む): 240076800

約数和(自身を除く): 158680968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 5208, 15629, 31258, 46887, 62516, 93774, 109403, 125032, 187548, 218806, 328209, 375096, 437612, 484499, 656418, 875224, 968998, 1312836, 1453497, 1937996, 2625672, 2906994, 3391493, 3875992, 5813988, 6782986, 10174479, 11627976, 13565972, 20348958, 27131944, 40697916, 81395832]

約数ペア:

[(1, 81395832), (2, 40697916), (3, 27131944), (4, 20348958), (6, 13565972), (7, 11627976), (8, 10174479), (12, 6782986), (14, 5813988), (21, 3875992), (24, 3391493), (28, 2906994), (31, 2625672), (42, 1937996), (56, 1453497), (62, 1312836), (84, 968998), (93, 875224), (124, 656418), (168, 484499), (186, 437612), (217, 375096), (248, 328209), (372, 218806), (434, 187548), (651, 125032), (744, 109403), (868, 93774), (1302, 62516), (1736, 46887), (2604, 31258), (5208, 15629)]