220051569380

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^2\times {\mathrm{641}}^1\times {\mathrm{3221}}^1$

素因数の和:4017

約数の個数: 72

約数和(自身を含む): 469401877224

約数和(自身を除く): 249350307844

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 641, 730, 1282, 1460, 2564, 3205, 3221, 5329, 6410, 6442, 10658, 12820, 12884, 16105, 21316, 26645, 32210, 46793, 53290, 64420, 93586, 106580, 187172, 233965, 235133, 467930, 470266, 935860, 940532, 1175665, 2064661, 2351330, 3415889, 4129322, 4702660, 6831778, 8258644, 10323305, 13663556, 17079445, 17164709, 20646610, 34158890, 34329418, 41293220, 68317780, 68658836, 85823545, 150720253, 171647090, 301440506, 343294180, 602881012, 753601265, 1507202530, 3014405060, 11002578469, 22005156938, 44010313876, 55012892345, 110025784690, 220051569380]

約数ペア:

[(1, 220051569380), (2, 110025784690), (4, 55012892345), (5, 44010313876), (10, 22005156938), (20, 11002578469), (73, 3014405060), (146, 1507202530), (292, 753601265), (365, 602881012), (641, 343294180), (730, 301440506), (1282, 171647090), (1460, 150720253), (2564, 85823545), (3205, 68658836), (3221, 68317780), (5329, 41293220), (6410, 34329418), (6442, 34158890), (10658, 20646610), (12820, 17164709), (12884, 17079445), (16105, 13663556), (21316, 10323305), (26645, 8258644), (32210, 6831778), (46793, 4702660), (53290, 4129322), (64420, 3415889), (93586, 2351330), (106580, 2064661), (187172, 1175665), (233965, 940532), (235133, 935860), (467930, 470266)]