91381570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{743}}^1$

素因数の和:1015

約数の個数: 48

約数和(自身を含む): 192362688

約数和(自身を除く): 100981118

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 251, 490, 502, 743, 1255, 1486, 1757, 2510, 3514, 3715, 5201, 7430, 8785, 10402, 12299, 17570, 24598, 26005, 36407, 52010, 61495, 72814, 122990, 182035, 186493, 364070, 372986, 932465, 1305451, 1864930, 2610902, 6527255, 9138157, 13054510, 18276314, 45690785, 91381570]

約数ペア:

[(1, 91381570), (2, 45690785), (5, 18276314), (7, 13054510), (10, 9138157), (14, 6527255), (35, 2610902), (49, 1864930), (70, 1305451), (98, 932465), (245, 372986), (251, 364070), (490, 186493), (502, 182035), (743, 122990), (1255, 72814), (1486, 61495), (1757, 52010), (2510, 36407), (3514, 26005), (3715, 24598), (5201, 17570), (7430, 12299), (8785, 10402)]