275365220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{257}}^1\times {\mathrm{317}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 630590184

約数和(自身を除く): 355224964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 257, 260, 317, 338, 514, 634, 676, 845, 1028, 1268, 1285, 1585, 1690, 2570, 3170, 3341, 3380, 4121, 5140, 6340, 6682, 8242, 13364, 16484, 16705, 20605, 33410, 41210, 43433, 53573, 66820, 81469, 82420, 86866, 107146, 162938, 173732, 214292, 217165, 267865, 325876, 407345, 434330, 535730, 814690, 868660, 1059097, 1071460, 1629380, 2118194, 4236388, 5295485, 10590970, 13768261, 21181940, 27536522, 55073044, 68841305, 137682610, 275365220]

約数ペア:

[(1, 275365220), (2, 137682610), (4, 68841305), (5, 55073044), (10, 27536522), (13, 21181940), (20, 13768261), (26, 10590970), (52, 5295485), (65, 4236388), (130, 2118194), (169, 1629380), (257, 1071460), (260, 1059097), (317, 868660), (338, 814690), (514, 535730), (634, 434330), (676, 407345), (845, 325876), (1028, 267865), (1268, 217165), (1285, 214292), (1585, 173732), (1690, 162938), (2570, 107146), (3170, 86866), (3341, 82420), (3380, 81469), (4121, 66820), (5140, 53573), (6340, 43433), (6682, 41210), (8242, 33410), (13364, 20605), (16484, 16705)]