808515455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1044

約数の個数: 48

約数和(自身を含む): 1144243584

約数和(自身を除く): 335728129

約数列:

[1, 5, 11, 19, 43, 55, 95, 209, 215, 361, 473, 817, 947, 1045, 1805, 2365, 3971, 4085, 4735, 8987, 10417, 15523, 17993, 19855, 40721, 44935, 52085, 77615, 89965, 170753, 197923, 203605, 341867, 447931, 773699, 853765, 989615, 1709335, 2239655, 3760537, 3868495, 8510689, 14700281, 18802685, 42553445, 73501405, 161703091, 808515455]

約数ペア:

[(1, 808515455), (5, 161703091), (11, 73501405), (19, 42553445), (43, 18802685), (55, 14700281), (95, 8510689), (209, 3868495), (215, 3760537), (361, 2239655), (473, 1709335), (817, 989615), (947, 853765), (1045, 773699), (1805, 447931), (2365, 341867), (3971, 203605), (4085, 197923), (4735, 170753), (8987, 89965), (10417, 77615), (15523, 52085), (17993, 44935), (19855, 40721)]