55778905

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 85264704

約数和(自身を除く): 29485799

約数列:

[1, 5, 7, 13, 35, 49, 65, 83, 91, 211, 245, 415, 455, 581, 637, 1055, 1079, 1477, 2743, 2905, 3185, 4067, 5395, 7385, 7553, 10339, 13715, 17513, 19201, 20335, 37765, 51695, 52871, 87565, 96005, 122591, 134407, 227669, 264355, 612955, 672035, 858137, 1138345, 1593683, 4290685, 7968415, 11155781, 55778905]

約数ペア:

[(1, 55778905), (5, 11155781), (7, 7968415), (13, 4290685), (35, 1593683), (49, 1138345), (65, 858137), (83, 672035), (91, 612955), (211, 264355), (245, 227669), (415, 134407), (455, 122591), (581, 96005), (637, 87565), (1055, 52871), (1079, 51695), (1477, 37765), (2743, 20335), (2905, 19201), (3185, 17513), (4067, 13715), (5395, 10339), (7385, 7553)]