79031840

素因数分解:

$2^5\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2729}}^1$

素因数の和:2925

約数の個数: 48

約数和(自身を含む): 187813080

約数和(自身を除く): 108781240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 181, 362, 724, 905, 1448, 1810, 2729, 2896, 3620, 5458, 5792, 7240, 10916, 13645, 14480, 21832, 27290, 28960, 43664, 54580, 87328, 109160, 218320, 436640, 493949, 987898, 1975796, 2469745, 3951592, 4939490, 7903184, 9878980, 15806368, 19757960, 39515920, 79031840]

約数ペア:

[(1, 79031840), (2, 39515920), (4, 19757960), (5, 15806368), (8, 9878980), (10, 7903184), (16, 4939490), (20, 3951592), (32, 2469745), (40, 1975796), (80, 987898), (160, 493949), (181, 436640), (362, 218320), (724, 109160), (905, 87328), (1448, 54580), (1810, 43664), (2729, 28960), (2896, 27290), (3620, 21832), (5458, 14480), (5792, 13645), (7240, 10916)]