208375024

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1493}}^1$

素因数の和:1586

約数の個数: 80

約数和(自身を含む): 482406624

約数和(自身を除く): 274031600

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 61, 88, 104, 122, 143, 176, 208, 244, 286, 488, 572, 671, 793, 976, 1144, 1342, 1493, 1586, 2288, 2684, 2986, 3172, 5368, 5972, 6344, 8723, 10736, 11944, 12688, 16423, 17446, 19409, 23888, 32846, 34892, 38818, 65692, 69784, 77636, 91073, 131384, 139568, 155272, 182146, 213499, 262768, 310544, 364292, 426998, 728584, 853996, 1001803, 1183949, 1457168, 1707992, 2003606, 2367898, 3415984, 4007212, 4735796, 8014424, 9471592, 13023439, 16028848, 18943184, 26046878, 52093756, 104187512, 208375024]

約数ペア:

[(1, 208375024), (2, 104187512), (4, 52093756), (8, 26046878), (11, 18943184), (13, 16028848), (16, 13023439), (22, 9471592), (26, 8014424), (44, 4735796), (52, 4007212), (61, 3415984), (88, 2367898), (104, 2003606), (122, 1707992), (143, 1457168), (176, 1183949), (208, 1001803), (244, 853996), (286, 728584), (488, 426998), (572, 364292), (671, 310544), (793, 262768), (976, 213499), (1144, 182146), (1342, 155272), (1493, 139568), (1586, 131384), (2288, 91073), (2684, 77636), (2986, 69784), (3172, 65692), (5368, 38818), (5972, 34892), (6344, 32846), (8723, 23888), (10736, 19409), (11944, 17446), (12688, 16423)]