160796740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:569

約数の個数: 72

約数和(自身を含む): 369758088

約数和(自身を除く): 208961348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 169, 226, 260, 338, 421, 452, 565, 676, 842, 845, 1130, 1469, 1684, 1690, 2105, 2260, 2938, 3380, 4210, 5473, 5876, 7345, 8420, 10946, 14690, 19097, 21892, 27365, 29380, 38194, 47573, 54730, 71149, 76388, 95146, 95485, 109460, 142298, 190292, 190970, 237865, 284596, 355745, 381940, 475730, 618449, 711490, 951460, 1236898, 1422980, 2473796, 3092245, 6184490, 8039837, 12368980, 16079674, 32159348, 40199185, 80398370, 160796740]

約数ペア:

[(1, 160796740), (2, 80398370), (4, 40199185), (5, 32159348), (10, 16079674), (13, 12368980), (20, 8039837), (26, 6184490), (52, 3092245), (65, 2473796), (113, 1422980), (130, 1236898), (169, 951460), (226, 711490), (260, 618449), (338, 475730), (421, 381940), (452, 355745), (565, 284596), (676, 237865), (842, 190970), (845, 190292), (1130, 142298), (1469, 109460), (1684, 95485), (1690, 95146), (2105, 76388), (2260, 71149), (2938, 54730), (3380, 47573), (4210, 38194), (5473, 29380), (5876, 27365), (7345, 21892), (8420, 19097), (10946, 14690)]