2640696064

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{332749}}^1$

素因数の和:332796

約数の個数: 36

約数和(自身を含む): 5441128000

約数和(自身を除く): 2800431936

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 332749, 665498, 1330996, 2661992, 5323984, 10315219, 10647968, 20630438, 21295936, 41260876, 42591872, 82521752, 85183744, 165043504, 330087008, 660174016, 1320348032, 2640696064]

約数ペア:

[(1, 2640696064), (2, 1320348032), (4, 660174016), (8, 330087008), (16, 165043504), (31, 85183744), (32, 82521752), (62, 42591872), (64, 41260876), (124, 21295936), (128, 20630438), (248, 10647968), (256, 10315219), (496, 5323984), (992, 2661992), (1984, 1330996), (3968, 665498), (7936, 332749)]